Edgar Niecke - Publications

Affiliations: 
Inorganic Chemistry University of Bonn, Germany, Bonn, Nordrhein-Westfalen, Germany 

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Year Citation  Score
2012 Yoshifuji M, Hirano Y, Schnakenburg G, Streubel R, Niecke E, Ito S. New aspects of 1,3-diphosphacyclobutane-2,4-diyls Helvetica Chimica Acta. 95: 1723-1729. DOI: 10.1002/Hlca.201200442  0.493
2010 NIECKE E, METTERNICH H, NIEGER M, GUDAT D, WENDEROTH P, MALISCH W, HAHNER C, REICH W. ChemInform Abstract: Methylenephosphanyl Complexes of Chromium, Molybdenum, Tungsten, Iron and Nickel - Synthesis and Reactivity. Cheminform. 24: no-no. DOI: 10.1002/chin.199340247  0.464
2010 BOESKE J, NIECKE E, KREBS B, LAEGE M, HENKEL G. ChemInform Abstract: 1,2-Dihydro-1,3,2λ5,4λ5-diazadiphosphete - Synthesis, Structure and Isomerization to the “Inner Salt” of 1,3,2,4λ5- Diazadiphosphetan-2-ium Hydroxide Cheminform. 24: no-no. DOI: 10.1002/chin.199313238  0.432
2010 GUDAT D, SCHIFFNER HM, NIEGER M, STALKE D, BLAKE AJ, GRONDEY H, NIECKE E. ChemInform Abstract: Coordination Isomerism in Pentamethylcyclopentadienyl-Substituted Iminophosphanes: From Classical Structures to a π-Complexed Iminophosphenium Ion. Cheminform. 24: no-no. DOI: 10.1002/chin.199308237  0.501
2010 APPEL R, GUDAT D, NIECKE E, NIEGER M, PORZ C, WESTERMANN H. ChemInform Abstract: Synthesis and Structure of Amino-Substituted Tetraphosphetanes. Cheminform. 22: no-no. DOI: 10.1002/chin.199139208  0.507
2010 STREUBEL R, NIECKE E, PAETZOLD P. ChemInform Abstract: Azaphosphaboriridines and Azadiphosphiridines by Phosphinediyl Transfer Reactions. Cheminform. 22: no-no. DOI: 10.1002/chin.199126225  0.429
2010 NIECKE E, STREUBEL R, NIEGER M. ChemInform Abstract: Formation of a trans-1,2,4,5-Tetraphosphatricyclo(3.1.0.02,4)hexane by (2 + 2) Cyclodimerization of a 3H-Diphosphirene. Cheminform. 22: no-no. DOI: 10.1002/chin.199114213  0.437
2007 Overländer C, Tirrée JJ, Nieger M, Niecke E, Moser C, Spirk S, Pietschnig R. Preparation and molecular structure of 2,6-dimesitylphenyldichlorophosphane Applied Organometallic Chemistry. 21: 46-48. DOI: 10.1002/Aoc.1161  0.55
2006 Bender M, Niecke E, Nieger M, Pietschnig R. Bis(stannyl)phosphanyl-substituted dichlorosilanes/germanes - Potential precursors for a novel strategy toward P-Si/Ge multiple bonds? European Journal of Inorganic Chemistry. 380-384. DOI: 10.1002/Ejic.200500646  0.609
2006 Niecke E, Rüger R, Krebs B, Dartmann M. Azatriphosphetidine als Cyclotrimere eines Iminophosphans — Synthese und Kristallstruktur Angewandte Chemie. 95: 570-571. DOI: 10.1002/Ange.19830950723  0.42
2006 Niecke E, Rüger R, Krebs B. Das erste Tetraphospha‐bicyclobutan Angewandte Chemie. 94: 553-554. DOI: 10.1002/Ange.19820940725  0.392
2006 Niecke E, Rüger R. Bis(trimethylsilyl)aminophosphan Angewandte Chemie. 94: 70-71. DOI: 10.1002/Ange.19820940118  0.339
2005 Becker G, Brombach H, Horner ST, Niecke E, Schwarz W, Streubel R, Würthwein EU. Synthesis and structure of K+ [iPrN=C=P]-, a 1-aza-3lambda3-phospha-3-allenide. Inorganic Chemistry. 44: 3080-6. PMID 15847412 DOI: 10.1021/Ic048162+  0.598
2005 Schneider JF, Nieger M, Nättinen K, Lewall B, Niecke E, Dötz KH. Novel [6]- And [7]helicene-like quinones via mono- and bidirectional chromium-templated benzannulation of bridged binaphthyl carbene complexes European Journal of Organic Chemistry. 1541-1560. DOI: 10.1002/Ejoc.200400800  0.376
2005 Sebastian M, Hoskin A, Nieger M, Nyulászi L, Niecke E. Cyclisches Bis(phosphanyl)carbenium‐Ion durch Protonierung eines 1,3‐Diphosphacyclobutan‐2,4‐diyls Angewandte Chemie. 117: 1429-1432. DOI: 10.1002/Ange.200462032  0.34
2004 Sebastian M, Schmidt O, Fuchs A, Nieger M, Szieberth D, Nyulaszi L, Niecke E. From 1,3-diphosphetane-2,4-diyls to cyclic anions and cations Phosphorus, Sulfur and Silicon and the Related Elements. 179: 779-783. DOI: 10.1080/10426500490427024  0.349
2004 Sebastian M, Nieger M, Szieberth D, Nyulászi L, Niecke E. Synthese und Struktur eines 1,3-Diphosphacyclobutadiendiids– aniomesolytische Fragmentierung eines 1,3-Diphosphetan-2,4-diyls in Lösung Angewandte Chemie. 116: 647-651. DOI: 10.1002/Ange.200352746  0.345
2003 Raab M, Tirreé J, Nieger M, Niecke E. Synthesis, structure and reactivity of PH-phosphoraneiminato- and iminophosphoraneiminato group 4 transition-metal complexes Zeitschrift Fur Anorganische Und Allgemeine Chemie. 629: 769-780. DOI: 10.1002/Zaac.200390139  0.336
2002 Ekici S, Gudat D, Nieger M, Nyulaszi L, Niecke E. Kinetically controlled protonation of a cyclic phosphamethanide complex to a PH-phosphonium ylide. Angewandte Chemie (International Ed. in English). 41: 3367-71. PMID 12298034 DOI: 10.1002/1521-3773(20020916)41:18<3367::Aid-Anie3367>3.0.Co;2-7  0.439
2002 Fuchs A, Gudat D, Nieger M, Schmidt O, Sebastian M, Nyulaszi L, Niecke E. 1,3-Diphospholene-4-ylidene chromium (tungsten) pentacarbonyl complexes formed by CO insertion into the ring of a 1,3-diphosphacyclobutane-2,4-diyl-2-ide-complexes of a phosphanyl carbene or a phosphonium ylide? Chemistry (Weinheim An Der Bergstrasse, Germany). 8: 2188-96. PMID 11981904 DOI: 10.1002/1521-3765(20020503)8:9<2188::Aid-Chem2188>3.0.Co;2-F  0.53
2002 Tirree J, Gudat D, Nieger M, Niecke E. Diamino-cyclodiphosph(V)azenes and diimino-cyclodiphosph(V)azanes: Tautomerism, structures and reactivity Phosphorus, Sulfur and Silicon and Related Elements. 177: 2253. DOI: 10.1080/10426500213333  0.427
2002 Baumgartner T, Moors P, Nieger M, Hupfer H, Niecke E. Unusual approaches to organophosphorus compounds: The surprising reactivity of bis(methylene)phosphoranes and related phosphoranylidene carbenoids Organometallics. 21: 4919-4926. DOI: 10.1021/Om020319N  0.594
2002 Ekici S, Gudat D, Nieger M, Nyulaszi L, Niecke E. Kinetisch kontrollierte Protonierung eines cyclischen Phosphamethanidkomplexes zum PH-Phosphoniumylid Angewandte Chemie. 114: 3515-3519. DOI: 10.1002/1521-3757(20020916)114:18<3515::Aid-Ange3515>3.0.Co;2-D  0.39
2001 Tirreé J, Gudat D, Nieger M, Niecke E. Reversible Tautomeric Transformation between a Bis(amino)cyclodiphosph(V)azene and a Bis(imino)cyclodiphosph(V)azane. Angewandte Chemie (International Ed. in English). 40: 3025-8. PMID 12203637 DOI: 10.1002/1521-3773(20010817)40:16<3025::Aid-Anie3025>3.0.Co;2-E  0.547
2001 Schoeller WW, Begemann C, Niecke E, Gudat D. Electronic structure of the 2.4-diphosphacyclobutane-diyl-1.3 and Substituted derivatives Journal of Physical Chemistry A. 105: 10731-10738. DOI: 10.1021/Jp0117009  0.546
2001 Tirreé J, Gudat D, Nieger M, Niecke E. Reversible tautomere Umwandlung zwischen einem Bis(amino)cyclodiphosph(V)azen und einem Bis(imino)cyclodiphosph(V)azan Angewandte Chemie. 113: 3115-3117. DOI: 10.1002/1521-3757(20010817)113:16<3115::Aid-Ange3115>3.0.Co;2-8  0.496
2000 Blättner M, Nieger M, Ruban A, Schoeller WW, Niecke E. Synthesis of the Adduct DMAP small middle dotBrP(=N-Mes*)(2) and of the Salt Angewandte Chemie (International Ed. in English). 39: 2768-2771. PMID 10934422 DOI: 10.1002/1521-3773(20000804)39:15<2768::Aid-Anie2768>3.0.Co;2-4  0.3
2000 Schulz S, Raab M, Nieger M, Niecke E. Syntheses and X-ray Structures of Novel Main Group Bis(dialkylamino)phosphinimides† Organometallics. 19: 2616-2620. DOI: 10.1021/Om000059E  0.314
1999 Niecke E, Fuchs A, Nieger M, Schmidt O, Schoeller WW. 1,3-Diphosphacyclobutane-2,4-diyl-2-ylidenide: A Unique Carbene and Its Trimethylalane Complex. Angewandte Chemie (International Ed. in English). 38: 3031-3034. PMID 10540411 DOI: 10.1002/(Sici)1521-3773(19991018)38:20<3031::Aid-Anie3031>3.0.Co;2-G  0.383
1999 Niecke E, Fuchs A, Nieger M. Valence Isomerization of a 1,3-Diphosphacyclobutane-2,4-diyl: Photochemical Ring Closure to 2,4-diphosphabicyclo Angewandte Chemie (International Ed. in English). 38: 3028-3031. PMID 10540410 DOI: 10.1002/(Sici)1521-3773(19991018)38:20<3028::Aid-Anie3028>3.0.Co;2-D  0.332
1999 Niecke E, Fuchs A, Schmidt O, Nieger M. Diphosphetane-diyles: Diradical or Hückel-aromatic? from orbital and structural isomerism to radical cations and anionic carbenes Phosphorus, Sulfur and Silicon and Related Elements. 144: 41-44. DOI: 10.1080/10426509908546177  0.355
1999 Raab M, Schick G, Gudat D, Nieger M, Niecke E. N-Metalla Hydridophosphazenes: Precursors for Heterobimetallic Complexes and Hydridophosphazene Oligomers and Polymers Phosphorus, Sulfur, and Silicon and the Related Elements. 147: 353-353. DOI: 10.1080/10426509908053656  0.444
1999 Niecke E, Nieger M, Pietschnig R. Mixed Substituted Ferrocenylenebisphosphanes Phosphorus, Sulfur, and Silicon and the Related Elements. 147: 325-325. DOI: 10.1080/10426509908053643  0.583
1999 Gudat D, Niecke E, Grossmann G, Krüger K. Transmission of Molecular Structure on NMR Characteristics of Phosphorus-Nitrogen Double Bond Systems Phosphorus, Sulfur, and Silicon and the Related Elements. 147: 103-103. DOI: 10.1080/10426509908053532  0.485
1999 Blättner M, Ruban A, Gudat D, Nieger M, Niecke E. From Neutral to Cationic Adducts: Investigations on the System Halogeno (Imino) Phosphane (Bisiminophosphorane)/DMAP Phosphorus, Sulfur, and Silicon and the Related Elements. 147: 31-31. DOI: 10.1080/10426509908053496  0.501
1999 Baumgartner T, Gudat D, Nieger M, Niecke E. Phosphavinylidene-Carbenoids [P]˭C(Li)X (X ˭ Br, Cl, F): Structure and Dynamics Phosphorus, Sulfur, and Silicon and the Related Elements. 147: 25-25. DOI: 10.1080/10426509908053493  0.637
1999 Baumgartner T, Gudat D, Nieger M, Niecke E, Schiffer TJ. Lithium phosphoranylidene carbenoids Mes*-P(=E)=C(X)Li(THF)3 (E = NMes*, C(SiMe3)2; X = Br, Cl, F): Synthesis and structural investigations in solution and solid state Journal of the American Chemical Society. 121: 5953-5960. DOI: 10.1021/Ja990074E  0.672
1999 Niecke E, Nieger M, Schmidt O, Gudat D, Schoeller WW. Spectroscopic and structural characterization of a phosphavinylidene carbenoid, Mes*-P=C(C1){Li(DME)2}: Stabilization of a carbenanionic center by a cisoid lone pair interaction Journal of the American Chemical Society. 121: 519-522. DOI: 10.1021/Ja981980E  0.556
1999 Niecke E, Fuchs A, Nieger M, Schmidt O, Schoeller WW. 1,3-Diphosphacyclobutan-2,4-diyl-2-ylidenid: ein präzendenzloses Carben und sein Trimethylalan-Komplex Angewandte Chemie. 111: 3216-3219. DOI: 10.1002/(Sici)1521-3757(19991018)111:20<3216::Aid-Ange3216>3.0.Co;2-3  0.326
1999 Gudat D, Niecke E, Grossmann G, Krüger K. Electronic structure and phosphorus shielding: Transition between PN double and triple bonding in iminophosphines RO-P=NMes Magnetic Resonance in Chemistry. 37: 43-47. DOI: 10.1002/(Sici)1097-458X(199901)37:1<43::Aid-Mrc407>3.0.Co;2-A  0.47
1998 Schmidt O, Fuchs A, Gudat D, Nieger M, Hoffbauer W, Niecke E, Schoeller WW. Valence Isomerization in the Solid State: From 1,3-Diphosphacyclobutane-2,4-diyl to 1,2-Dihydro-1,2-diphosphete. Angewandte Chemie (International Ed. in English). 37: 949-952. PMID 29711486 DOI: 10.1002/(Sici)1521-3773(19980420)37:7<949::Aid-Anie949>3.0.Co;2-H  0.538
1998 Cloke FGN, Hitchcock PB, Hunnable P, Nixon JF, Nyulászi L, Niecke E, Thelen V. The First Delocalized Phosphole Containing a Planar Tricoordinate Phosphorus Atom: 1-[Bis(trimethylsilyl)methyl]-3,5-bis(trimethylsilyl)-1,2,4-triphosphole. Angewandte Chemie (International Ed. in English). 37: 1083-1086. PMID 29711035 DOI: 10.1002/(Sici)1521-3773(19980504)37:8<1083::Aid-Anie1083>3.0.Co;2-C  0.302
1998 Schick G, Raab M, Gudat D, Nieger M, Niecke E. Synthesis and Crystal Structure of a P-Hydridophosphoraniminato-Zirconium Complex and Reaction to the First Tris(hydrido)cyclotriphosphazene. Angewandte Chemie (International Ed. in English). 37: 2390-2392. PMID 29710953 DOI: 10.1002/(Sici)1521-3773(19980918)37:17<2390::Aid-Anie2390>3.0.Co;2-P  0.571
1998 Lange D, Klein E, Bender H, Niecke E, Nieger M, Pietschnig R, Schoeller WW, Ranaivonjatovo H. 1,3-Diphospha-2-silaallylic lithium complexes and anions: Synthesis, crystal structures, reactivity, and bonding properties Organometallics. 17: 2425-2432. DOI: 10.1021/Om9707937  0.643
1998 Schick G, Raab M, Gudat D, Nieger M, Niecke E. Synthesis and crystal structure of a P-hydridophosphoraniminato-zirconium complex and reaction to the first tris(hydrido)cyclotriphosphazene Angewandte Chemie - International Edition. 37: 2390-2392. DOI: 10.1002/(SICI)1521-3773(19980918)37:17<2390::AID-ANIE2390>3.0.CO;2-P  0.53
1998 Schmidt O, Fuchs A, Gudat D, Nieger M, Hoffbauer W, Niecke E, Schoeller WW. Valence isomerization in the solid state: From 1,3-diphosphacyclobutane-2,4-diyl to 1,2-dihydro-1,2-diphosphete Angewandte Chemie - International Edition. 37: 949-952. DOI: 10.1002/(SICI)1521-3773(19980420)37:7<949::AID-ANIE949>3.0.CO;2-H  0.418
1998 Schick G, Raab M, Gudat D, Nieger M, Niecke E. Synthese und Struktur einesP-Hydridophosphoraniminato-Zirconiumkomplexes und Reaktion zum ersten Tris(hydrido)cyclotriphosphazen Angewandte Chemie. 110: 2486-2488. DOI: 10.1002/(Sici)1521-3757(19980904)110:17<2486::Aid-Ange2486>3.0.Co;2-5  0.503
1998 Schmidt O, Fuchs A, Gudat D, Nieger M, Hoffbauer W, Niecke E, Schoeller W. Valenzisomerisierung im Festkörper: vom 1,3-Diphosphacyclobutan-2,4-diyl zum 1,2-Dihydro-1,2-diphosphet Angewandte Chemie. 110: 995-998. DOI: 10.1002/(Sici)1521-3757(19980403)110:7<995::Aid-Ange995>3.0.Co;2-D  0.496
1998 Ebels J, Pietschnig R, Kotila S, Dombrowski A, Niecke E, Nieger M, Schiffner HM. Bis(pentamethylcyclopentadienyl)-substituted phosphanes: Synthesis and structure European Journal of Inorganic Chemistry. 331-337. DOI: 10.1002/(Sici)1099-0682(199803)1998:3<331::Aid-Ejic331>3.0.Co;2-4  0.619
1997 Ruban A, Niecke E. Two convenient routes for the preparation of Bis[bis(trimethylsilyl)methylene](halgeno)-phosporanes Synthesis. 1013-1014. DOI: 10.1055/S-1997-1301  0.34
1997 Schinkels B, Ruban A, Nieger M, Niecke E. Synthesis, crystal structure and rearrangement of a methylene(ylene)-phosphorane containing a CH2-moiety at an sp2-hybridized phosphorus(v) centre Chemical Communications. 293-294. DOI: 10.1039/A607402B  0.304
1997 Issberner K, Niecke E, Wittchow E, Dötz KH, Nieger M. The 1-Phosphaallyl Anion as a Versatile Building Block in Reactions with Alkynes and Fischer-Type Alkynyltungsten Carbene Complexes† Organometallics. 16: 2370-2376. DOI: 10.1021/Om960984U  0.345
1997 Baumgartner T, Schinkels B, Gudat D, Nieger M, Niecke E. Lithium Phosphoranylidene Ylides Mes*-P(E)C(H)Li(THF)3(E = NMes*, C(SiMe3)2):  Synthesis, Crystal Structure, and Transmetalation Journal of the American Chemical Society. 119: 12410-12411. DOI: 10.1021/Ja9718127  0.647
1997 Poetschke N, Nieger M, Khan MA, Niecke E, Ashby MT. Synthesis and Crystal Structures of Lithium Salts of New Iminophosphide/Phosphinoamide Anions Inorganic Chemistry. 36: 4087-4093. DOI: 10.1021/Ic9700720  0.323
1997 Pietschnig R, Nieger M, Niecke E, Airola K. Ferrocenylbis(ylene) phosphoranes Journal of Organometallic Chemistry. 541: 237-242. DOI: 10.1016/S0022-328X(97)00066-1  0.634
1997 Pietschnig R, Niecke E, Nieger M, Airola K. Synthesis and reactivity of P-ferrocenylalkylidenephosphanes and related iminophosphanes and diphosphenes Journal of Organometallic Chemistry. 529: 127-133. DOI: 10.1016/S0022-328X(96)06482-0  0.64
1997 Gudat D, Niecke E. Simultaneous comparison of δ31P and 1JPN for the assignment of E/Z-stereochemistry of the phosphorus-nitrogen double bond in iminophosphines R-P=N-R′ Fresenius' Journal of Analytical Chemistry. 357: 482-484. DOI: 10.1007/S002160050196  0.486
1997 Ebels J, Pietschnig R, Nieger M, Niecke E, Kotila S. Syntheses and structure of bis(pentamethylcyclopentadienyl)-dithiophosphinato complexes Heteroatom Chemistry. 8: 521-525. DOI: 10.1002/(Sici)1098-1071(1997)8:6<521::Aid-Hc11>3.0.Co;2-T  0.571
1996 Niecke E, Pietschnig R. Ferrocene as Substituent in Organophosphorus Chemistry Phosphorus, Sulfur, and Silicon and the Related Elements. 111: 48-48. DOI: 10.1080/10426509608054677  0.576
1996 Schick G, Loew A, Nieger M, Niecke E. Aminobis(Diorganylamino)Phosphanes: Versatile Reagents in Hydridophosphazene Chemistry Phosphorus, Sulfur, and Silicon and the Related Elements. 111: 29-29. DOI: 10.1080/10426509608054658  0.337
1996 Dombrowski A, Nieger M, Niecke E. Synthesis of a 4-methylene-6-phosphabicyclo[1.1.0]hex-2-ene: A 1,4-dipole as a building block for novel phosphorus compounds containing the cyclopentadienyl skeleton Chemical Communications. 1705-1706. DOI: 10.1039/Cc9960001705  0.382
1996 Kramer B, Niecke E, Nieger M, Reed RW. Synthesis and X-ray structure of a novel 1,3-dioxo-2(σ4λ5)-4,5(σ 3λ3)-triphospholane: A (self-)trapping aryl-metaphosphonate Chemical Communications. 513-514. DOI: 10.1039/Cc9960000513  0.329
1996 Pietschnig R, Niecke E. Synthesis, spectroscopic properties, and reactivity of ferrocenyl(2,4,6-tri-tert-butylphenyl)diphosphene Organometallics. 15: 891-893. DOI: 10.1021/Om950384F  0.601
1996 Thelen V, Schmidt D, Nieger M, Niecke E, Schoeller WW. Synthesis, Structure, and Reactivity of a 2,3,4-Triphosphapentadienide Angewandte Chemie International Edition in English. 35: 313-315. DOI: 10.1002/Anie.199603131  0.329
1996 Thelen V, Schmidt D, Nieger M, Niecke E, Schoeller WW. Synthese, Struktur und Reaktivität eines 2,3,4-Triphosphapentadienids Angewandte Chemie. 108: 354-356. DOI: 10.1002/Ange.19961080322  0.345
1996 Gudat D, Niecke E, Ruban A, Von Der Gönna V. Influence of phosphorus substituents and double bond configuration on the nitrogen chemical shifts of bis(imino)phosphoranes: An experimental and quantum chemical study Magnetic Resonance in Chemistry. 34: 799-806. DOI: 10.1002/(Sici)1097-458X(199610)34:10<799::Aid-Omr974>3.0.Co;2-0  0.521
1995 Waltz M, Nieger M, Gudat D, Niecke E. Synthese, Struktur und Reaktivit�t eines 2,4-Diphosphino-1,3-diphospha-2,4-disilacyclobutans Zeitschrift F�R Anorganische Und Allgemeine Chemie. 621: 1951-1957. DOI: 10.1002/Zaac.19956211120  0.537
1995 Paasch K, Nieger M, Niecke E. A Simple Route to the 1‐Aza‐3‐Phosphaallyl System: Structure of a Dimeric Lithium Complex and Protonation to Give the First NH2‐Substituted Phosphaalkene Angewandte Chemie. 34: 2369-2371. DOI: 10.1002/Anie.199523691  0.337
1995 Niecke E, Becker P, Nieger M, Stalke D, Schoeller WW. Carbenoid or lithium complex of a carbanion? Synthesis and structure of (Me3Si)2C=P(aryl)=C(Cl)Li(thf)3 and LiCl elimination to give the phosphirene Angewandte Chemie (International Edition in English). 34: 1849-1852. DOI: 10.1002/Anie.199518491  0.369
1995 Niecke E, Fuchs A, Baumeister F, Nieger M, Schoeller WW. A P2C2 four-membered ring with unusual bonding - Synthesis, structure, and ring opening of a 1,3-diphosphacyclobutane-2,4-diyl Angewandte Chemie (International Edition in English). 34: 555-557. DOI: 10.1002/Anie.199505551  0.32
1995 Larbig M, Nieger M, Gönna Vvd, Ruban AV, Niecke E. Synthesis, Structure, and Reactivity of an Imido‐ and an Oxo(imido)phosphorane RP(X)NR (XNH, O; R = tBu3C6H2 Angewandte Chemie. 34: 460-462. DOI: 10.1002/Anie.199504601  0.304
1995 Niecke E, Becker P, Nieger M, Stalke D, Schoeller WW. Carbenoid oder Lithiumkomplex eines Carbanions? Synthese und Struktur von (Me3Si)2 C  P(Aryl)  C(Cl)Li(thf)3 sowie LiCl-Eliminierung zum Phosphiren Angewandte Chemie. 107: 2012-2015. DOI: 10.1002/Ange.19951071716  0.321
1994 Gudat D, Hoffbauer W, Niecke E, Schoeller WW, Fleischer U, Kutzelnigg W. Phosphorus-31 solid-state NMR study of iminophosphines: Influence of electronic Structure and configuration of the double bond on phosphorus shielding Journal of the American Chemical Society. 116: 7325-7331. DOI: 10.1021/Ja00095A041  0.563
1994 Niecke E, Frost M, Nieger M, Von Der Gönna V, Ruban A, Schoeller WW. Monomeric tris(imino)metaphosphates Angewandte Chemie (International Edition in English). 33: 2111-2113. DOI: 10.1002/Anie.199421111  0.339
1994 Niecke E, Nieger M, Wenderoth P. Diastereoselective reaction of a 1-phosphaallyl anion with an alkyne: Structure of an isolated dihydrophospholyl anion and stereospecific protonation to give 2,3-dihydrophosphole Angewandte Chemie (International Edition in English). 33: 1953-1955. DOI: 10.1002/Anie.199419531  0.335
1994 Schilbach W, Von Der Gönna V, Gudat D, Nieger M, Niecke E. Reactions of an iminophosphoranylidene carbenoid Angewandte Chemie (International Edition in English). 33: 982-983. DOI: 10.1002/Anie.199409821  0.523
1994 Niecke E, Nieger M, Wenderoth P. Phosphindolyl anions by elimination from 1-phosphoallyllithium complexes-η5 and η3 coordination of a phospholyl fragment Angewandte Chemie (International Edition in English). 33: 353-354. DOI: 10.1002/Anie.199403531  0.316
1994 Niecke E, Frost M, Nieger M, Von Der Gönna V, Ruban A, Schoeller WW. Monomere Tris(imino)metaphosphate Angewandte Chemie. 106: 2170-2172. DOI: 10.1002/Ange.19941062018  0.339
1994 Niecke E, Schilbach W, von der Gönna V, Gudat D, Nieger M. Reaktionen eines Iminophosphoranyliden-carbenoids Angewandte Chemie. 106: 1037-1039. DOI: 10.1002/Ange.19941060918  0.492
1993 Romanenko VD, Ruban AV, Roshenko AB, Povolotskii MI, Sarina TV, Gudat D, Niecke E. Reactions of Iminophosphanes with Chlorotris(triphenylphosphine)rhodium(I): Generation and NMR Identification of the First Iminophosphanerhodium(I) and Iminophosphanerhodium(III) Complexes Mendeleev Communications. 3: 7-8. DOI: 10.1070/Mc1993V003N01Abeh000194  0.568
1993 Niecke E, Nieger M, Wenderoth P. Synthesis and structural study of the first 1-phosphaallyl anion Journal of the American Chemical Society. 115: 6995-6996. DOI: 10.1021/Ja00068A073  0.347
1993 Niecke E, Kramer B, Nieger M, Severin H. Ringöffnungsreaktionen von azadiphosphiridinen Tetrahedron Letters. 34: 4627-4630. DOI: 10.1016/S0040-4039(00)60641-X  0.372
1993 Hitchcock PB, Matos RM, Meidine MF, Nixon JF, Trigo Passos BF, Barion D, Niecke E. Syntheses and NMR spectroscopic characterisation of transition metal complexes containing the azadiphosphetine ring system RP(NR′)PCR′ (R Et3C, R′tBu) Journal of Organometallic Chemistry. 461: 61-67. DOI: 10.1016/0022-328X(93)83274-Y  0.359
1993 Niecke E, Metternich H, Nieger M, Gudat D, Wenderoth P, Malisch W, Hahner C, Reich W. Methylenphosphanyl-Komplexe von Chrom, Molybdän, Wolfram, Eisen und Nickel: Synthese und Reaktionen Chemische Berichte. 126: 1299-1309. DOI: 10.1002/Cber.19931260606  0.485
1993 Ruban A, Nieger M, Niecke E. Synthesis and structure of bis(tri-tert-butylphenyl)-iminohalogenphosphoranes X-P(=NtBu3C6H2)2 Angewandte Chemie (International Edition in English). 32: 1419-1420. DOI: 10.1002/Anie.199314191  0.375
1993 Ruban A, Nieger M, Niecke E. Synthese und Struktur von Bis(tri-tert-butylphenyl)-iminohalogenphosphoranen XP(NtBu3C6H2)2 Angewandte Chemie. 105: 1544-1545. DOI: 10.1002/Ange.19931051042  0.379
1992 Streubel R, Niecke E, Nieger M. Three-Membered Phosphorus Heterocycles by Phosphanediyl Transfer-Reactions Phosphorus, Sulfur, and Silicon and the Related Elements. 65: 115-118. DOI: 10.1080/10426509208055332  0.568
1992 Metternich HJ, Niecke E, Nixon JF. Cyclisation of bis(methylene)phosphoranes: A new way to five-membered heterocycles Journal of the Chemical Society, Chemical Communications. 627-628. DOI: 10.1039/C39920000627  0.358
1992 Gudat D, Schiffner HM, Nieger M, Stalke D, Blake AJ, Grondey H, Niecke E. Coordination isomerism in pentamethylcyclopentadienyl-substituted iminophosphanes: from classical structures to a .pi.-complexed iminophosphenium ion Journal of the American Chemical Society. 114: 8857-8862. DOI: 10.1021/Ja00049A018  0.602
1992 Niecke E, Link M, Nieger M. Reversible [4 + 1]-Selbstaddition von Alkyl(arylimino)phosphanen und regioselektive Cycloaddition mit (E)- und (Z)-Azobenzol Chemische Berichte. 125: 2635-2640. DOI: 10.1002/Cber.19921251203  0.362
1992 Gudat D, Schiffner HM, Nieger M, Stalke D, Blake AJ, Grondey H, Niecke E. Coordination isomerism in pentamethylcyclopentadienyl-substituted iminophosphanes: From classical structures to a π-complexed iminophosphenium ion Journal of the American Chemical Society. 114: 8857-8862.  0.495
1991 Appel R, Gudat D, Niecke E, Nieger M, Porz C, Westermann H. Synthese und Struktur aminosubstituierter Tetraphosphetane Zeitschrift FüR Naturforschung. B, a Journal of Chemical Sciences. 46: 865-883. DOI: 10.18419/Opus-7960  0.544
1991 Appel R, Gudat D, Niecke E, Nieger M, Porz C, Westermann H. Synthesis and S tructure of Amino-Substituted Tetraphosphetanes | Synthese und Struktur aminosubstituierter Tetraphosphetane Zeitschrift Fur Naturforschung - Section B Journal of Chemical Sciences. 46: 865-883. DOI: 10.1515/Znb-1991-0705  0.48
1991 Hein J, Niecke E. Reactions of (pentamethylcyclopentadienyl)di(carbonyl)(tri-2,4,6-tert- butylphenyl)iminophosphaneiron with electrophiles: Formation of metallophosphenium complexes Journal of the Chemical Society, Chemical Communications. 48-49. DOI: 10.1039/C39910000048  0.357
1991 Hein J, Niecke E, Meidine MF, Passos BFT, Nixon JF. Generation and spectroscopic characterization of the first chloro(2,4,6-tri-t-butylphenylimino)phosphine complexes Journal of the Chemical Society, Chemical Communications. 41-42. DOI: 10.1039/C39910000041  0.377
1991 Brombach H, Niecke E, Nieger M. Synthetic routes to the first P-metalated phosphiranes: synthesis and structure of (.eta.5-cyclopentadienyl)dicarbonyl[2,2,3-tris(trimethylsilyl)-1.lambda.3-phosphacyclopropyl]iron Organometallics. 10: 3949-3951. DOI: 10.1021/Om00058A002  0.31
1991 Hein J, Nieger M, Niecke E. The first azatriphosphapentadiene, stabilized on an iron center: Formation and X-ray structural characterization Organometallics. 10: 13-14. DOI: 10.1021/Om00047A008  0.329
1991 Metternich H, Niecke E, Nixon JF, Bartsch R, Hitchcock PB, Meidine MF. Notizen/Notes Synthese und Struktur von 2-Phosphonioallen-Komplexen Chemische Berichte. 124: 1973-1976. DOI: 10.1002/Cber.19911240914  0.366
1991 Niecke E, Altmeyer O, Nieger M. Synthesis, structure, and isomerization of the (E)- and (Z)-isomers of a diphosphene Angewandte Chemie (International Edition in English). 30: 1136-1138. DOI: 10.1002/Anie.199111361  0.318
1991 Metternich HJ, Niecke E. The first metallobis(methylene)phosphoranes-unexpected isomerization to a phosphaferrocene Angewandte Chemie (International Edition in English). 30: 312-313. DOI: 10.1002/Anie.199103121  0.329
1991 Niecke E, Gudat D. Iminophosphanes: Unconventional compounds of main group elements Angewandte Chemie (International Edition in English). 30: 217-237. DOI: 10.1002/Anie.199102173  0.537
1991 Niecke E, Streubel R, Nieger M. Formation of a trans-1,2,4,5-tetraphosphatricyclo-[3.1.0.02,4]hexane by [2+2] cyclodimerization of a 3H-diphosphirene Angewandte Chemie (International Edition in English). 30: 90-91. DOI: 10.1002/Anie.199100901  0.485
1991 Niecke E, Gudat D. Iminophosphane — unkonventionelle Hauptgruppenelement-Verbindungen Angewandte Chemie. 103: 251-270. DOI: 10.1002/Ange.19911030305  0.529
1991 Niecke E, Streubel R, Nieger M. trans-1,2,4,5-Tetraphosphatricyclo[3.1.0.02,4]hexan durch [2 + 2]-Cyclodimerisierung eines 3H-Diphosphirens Angewandte Chemie. 103: 103-105. DOI: 10.1002/Ange.19911030126  0.477
1990 Niecke E, Hein J, Nieger M. Reactions of chloro((tri-2,4,6-tert-butylphenyl)imino)phosphane with anionic transition-metal complexes: stable metalloiminophosphanes and evidence for terminal aminophosphinidene complexes [Erratum to document cited in CA111(13):115513x] Organometallics. 9: 3006-3006. DOI: 10.1021/Om00161A038  0.312
1990 Altmeyer O, Niecke E, Nieger M, Busch T, Schoeller WW, Stalke D. 1-Phosphinodiazaphosphene: Synthesis, crystal structure, and bonding properties Heteroatom Chemistry. 1: 191-194. DOI: 10.1002/Hc.520010212  0.311
1990 STREUBEL R, NIECKE E. ChemInform Abstract: Halogeno(silyl)phosphanes - Synthesis and Properties. Cheminform. 21. DOI: 10.1002/chin.199035228  0.464
1989 Gudat D, Nieger M, Niecke E. Synthesis, structure, and chemical reactivity of a stable C5Me5-substituted phosphanylium ion: (Pentamethylcyclopentadienyl)(t-butylamino)phosphanylium tetrachloroaluminate Journal of the Chemical Society, Dalton Transactions. 693-700. DOI: 10.1039/Dt9890000693  0.604
1989 Gudat D, Meidine MF, Nixon JF, Niecke E. Reaction of P-halogeno-phospha-alkenes with alkene complexes of nickel and platinum: η2-co-ordination and unusual oxidative addition behaviour Journal of the Chemical Society, Chemical Communications. 1206-1208. DOI: 10.1039/C39890001206  0.558
1989 Niecke E, Hein J, Nieger M. Reactions of chloro((tri-2,4.6-tert-butylphenyl)imino)phosphane with anionic transition-metal complexes: Stable metalloiminophosphanes and evidence for terminal aminophosphinidene complexes Organometallics. 8: 2290-2291. DOI: 10.1021/Om00111A039  0.366
1989 Hitchcock PB, Meidine MF, Nixon JF, Wang H, Gudat D, Niecke E. First examples of η1-ligated halogenophosphaalkenes. Crystal structures of trans-[RhCl(PPh3)2{η1-PXC(SiMe3)2}] (X = F or Cl) Journal of Organometallic Chemistry. 368: C29-C32. DOI: 10.1016/0022-328X(89)85322-7  0.488
1989 GUDAT D, NIEGER M, NIECKE E. ChemInform Abstract: Synthesis, Structure, and Chemical Reactivity of a Stable C5Me5-Substituted Phosphanylium Ion: (Pentamethylcyclopentadienyl)(t-butylamino)phosphanylium Tetrachloroaluminate. Cheminform. 20. DOI: 10.1002/chin.198928230  0.482
1989 Niecke E, Streubel R, Nieger M, Stalke D. Synthesis and structure of a 1H-diphosphirene Angewandte Chemie - International Edition in English. 28: 1673-1674. DOI: 10.1002/Anie.198916731  0.522
1989 Niecke E, Klein E, Nieger M. Synthesis, Structure, and Reactivity of a 1,3-Diphospha-2-silaallyl Anion Angewandte Chemie International Edition in English. 28: 751-752. DOI: 10.1002/Anie.198907511  0.351
1989 Niecke E, Kramer B, Nieger M. Synthesis, Structure, and Reactivity of Diphosphenes having acis-Configuration Angewandte Chemie International Edition in English. 28: 215-217. DOI: 10.1002/Anie.198902151  0.335
1989 Niecke E, Streubel R, Nieger M, Stalke D. Synthese und Struktur eines 1H-Diphosphirens Angewandte Chemie. 101: 1708-1710. DOI: 10.1002/Ange.19891011217  0.494
1989 Niecke E, Klein E, Nieger M. Synthese, Struktur und Reaktivität eines 1,3-Diphospha-2-silaallyl-Anions Angewandte Chemie. 101: 792-793. DOI: 10.1002/Ange.19891010631  0.349
1989 Niecke E, Kramer B, Nieger M. Synthese, Struktur und Reaktivität von Diphosphenen mit cis‐Konfiguration Angewandte Chemie. 101: 217-219. DOI: 10.1002/Ange.19891010229  0.338
1988 GUDAT D, NIECKE E, NIEGER M, PAETZOLD P. ChemInform Abstract: Reaction of tert-Butyl(tert-butylimino)phosphine with tert-Butyl(tert-butylimino)borane. Cheminform. 19. DOI: 10.1002/chin.198824276  0.493
1988 Gudat D, Niecke E, Nieger M, Paetzold P. Über die Reaktion vontert-Butyl(tert-butylimino)phosphan mittert-Butyl-(tert-butylimino)boran Chemische Berichte. 121: 565-568. DOI: 10.1002/Cber.19881210328  0.512
1988 Niecke E, Nieger M, Reichert F. Arylmino(halogeno)phosphanes XP?NC6H2tBu3 (X ? Cl, Br, I) and the Iminophosphenium Tetrachloroaluminate [P?NC6H2tBu3]?[AlCl4]?: the First Stable Compound with a PN Triple Bond Angewandte Chemie International Edition in English. 27: 1715-1716. DOI: 10.1002/Anie.198817151  0.338
1988 Niecke E, Nieger M, Reichert F, Schoeller WW. Synthesis, Structure and Bonding in the Donor-Acceptor Complex [tBu2PSe2]??[PNAryl]: En Route to the P?N Bond Angewandte Chemie International Edition in English. 27: 1713-1714. DOI: 10.1002/Anie.198817131  0.358
1987 Niecke E, Gudat D, Leuer M, Lysek M, Symalla E. Phosphorus Carbene and Olefine Analogues Phosphorous and Sulfur and the Related Elements. 30: 467-470. DOI: 10.1080/03086648708080621  0.569
1987 Gudat D, Niecke E. Transfer of a pentamethylcyclopentadienyl ligand from phosphorus to nickel: Generation and spectroscopic characterization of the first examples of metalloiminophosphanes [(η5-Me5C5)(R 3P)Ni-P=NBut] (R=Et, Bu, or Ph) Journal of the Chemical Society, Chemical Communications. 10-11. DOI: 10.1039/C39870000010  0.553
1987 Gudat D, Niecke E, Sachs W, Rademacher P. Zur Elektronenstruktur von Phosphor(III)-p-?-Bindungssystemen: UV- und PE-spektroskopische Untersuchungen an Methylenphosphanen vom Typ R?P?C(SiMe3)2 Zeitschrift F�R Anorganische Und Allgemeine Chemie. 545: 7-23. DOI: 10.1002/Zaac.19875450202  0.559
1987 GUDAT D, NIECKE E, SACHS W, RADEMACHER P. ChemInform Abstract: Electronic Structure of Phosphorus(III)-p-π-Bonded Systems: UV and PE Spectroscopic Investigation of Phosphaalkenes R-P=C(SiMe3)2 Cheminform. 18. DOI: 10.1002/chin.198733041  0.505
1987 NIECKE E, BOESKE J, GUDAT D, GUETH W, LYSEK M, SYMALLA E. ChemInform Abstract: Olefin, Carbene, and Nitrene Analogs in Phosphorus Systems Cheminform. 18. DOI: 10.1002/chin.198722341  0.438
1987 Niecke E, Altmeyer O, Nieger M, Knoll F. Ein 3,7-Diaza-1,2,4,5,6,8-hexaphosphatricyclo-[4.2.0.02,5]octan, ein [2+2]-Dimer eines 1,2-Dihydro-1-azatriphosphets mit planarer P4-Teilstruktur Angewandte Chemie. 99: 1299-1300. DOI: 10.1002/Ange.19870991220  0.308
1986 Gudat D, Niecke E, Krebs B, Dartmann M. Reaction of (pentamethylcyclopentadienyl)(tert-butylimino)-phosphane with tris(acetonitrile)tricarbonylmolybdenum(0): evidence for a metalloiminophosphane intermediate Organometallics. 5: 2376-2377. DOI: 10.1021/Om00142A034  0.635
1986 Gudat D, Niecke E, Arif AM, Cowley AH, Quashie S. Synthesis of a Phosphavinyl Complex via Shift of a Pentamethylcyclopentadienyl from Phosphorus to Iron Organometallics. 5: 593-595. DOI: 10.1021/Om00134A036  0.557
1986 Niecke E, Gudat D, Symalla E. Acid-Catalyzed Isomerization of the[2+ 1]-Cyclodimer of an Iminophosphane to the Diazadiphosphetidine Angewandte Chemie International Edition in English. 25: 834-835. DOI: 10.1002/Anie.198608341  0.491
1986 Niecke E, Gudat D, Symalla E. Säurekatalysierte Isomerisierung des [2+1]-Cyclodimers eines Iminophosphans zum Diazadiphosphetidin Angewandte Chemie. 98: 817-818. DOI: 10.1002/Ange.19860980913  0.501
1986 Gudat D, Niecke E, Krebs B, Dartmann M. Reaction of (pentamethylcyclopentadienyl)(tert-butylimino)-phosphane with tris(acetonitrile)tricarbonylmolybdenum(0): Evidence for a metalloiminophosphane intermediate Organometallics. 5: 2376-2377.  0.47
1986 Gudat D, Niecke E, Arlf AM, Cowley AH, Quashie S. Synthesis of a phosphavinyl complex via shift of a pentamethylcyclopentadienyl from phosphorus to iron Organometallics. 5: 593-595.  0.454
1985 Niecke E, Rüger R, Güth W. Secondary Aminophosphanes - Synthesis and Reactivity [1] | Sekundäre Aminophosphane — Synthese und Reaktivität [1] Zeitschrift Fur Naturforschung - Section B Journal of Chemical Sciences. 40: 1049-1052. DOI: 10.1515/Znb-1985-0811  0.304
1985 Niecke E, Güth W, Lysek M. Untersuchungen am System primäres Aminophosphan/Tetrachlormethan bzw. Tetrachlorsilan / Investigations in the System Primary Aminophosphane/Tetrachloromethane, and Tetrachlorosilane, Respectively Zeitschrift FüR Naturforschung B. 40: 331-334. DOI: 10.1515/Znb-1985-0303  0.329
1985 Gudat D, Niecke E, Malisch W, Hofmockel U, Quashie S, Cowley AH, Arif AM, Krebs B, Dartmann M. Metallophospha-alkenes: A simple access and some reactivities involving the phosphorus atom Journal of the Chemical Society, Chemical Communications. 1687-1689. DOI: 10.1039/C39850001687  0.598
1985 Niecke E, Gudat D, Schoeller WW, Rademacher P. Phosphorus(III) double bond systems, carbene and alkene analogues. The electronic structure of imino- and methylene-phosphanes Journal of the Chemical Society - Series Chemical Communications. 1050-1051. DOI: 10.1039/C39850001050  0.547
1985 NIECKE E, BOESKE J, KREBS B, DARTMANN M. ChemInform Abstract: Λ5-DI- AND -TRIAZAPHOSPHOLINES - SYNTHESIS, ISOMERIZATION, AND DECOMPOSITION Chemischer Informationsdienst. 16. DOI: 10.1002/Chin.198550244  0.418
1985 Niecke E, Böske J, Krebs B, Dartmann M. λ5-Di- und -Triazaphospholene – Synthese, Isomerisierung und Zerfall Chemische Berichte. 118: 3227-3240. DOI: 10.1002/Cber.19851180822  0.536
1984 NIECKE E, LEUER M, WILDBREDT D, SCHOELLER WW. ChemInform Abstract: A STEREOSELECTIVE ROUTE FROM A DIHYDRO-1,2,4Λ3-DIAZAPHOSPHOLE TO A Λ3-PHOSPHIRANE VIA A BISMETHYLENEPHOSPHORANE INTERMEDIATE Chemischer Informationsdienst. 15. DOI: 10.1002/Chin.198408227  0.303
1983 NIECKE E, RUEGER R, KREBS B, DARTMANN M. ChemInform Abstract: PHOSPHAZENES WITH COORDINATION NUMBERS 2 AND 3. PART 24. AZATRIPHOSPHETIDINES S AS CYCLOTRIMERS OF AN IMINOPHOSPHANE - SYNTHESIS AND CRYSTAL STRUCTURE Chemischer Informationsdienst. 14. DOI: 10.1002/Chin.198345289  0.401
1983 Niecke E, R�ger R, Lysek M, Pohl S, Schoeller WW. Diaminodiphosphenes - Synthesis, Crystal Structure and Bonding Properties Angewandte Chemie International Edition in English. 22: 639-654. DOI: 10.1002/Anie.198306390  0.32
1983 Niecke E, Rüger R, Krebs B, Dartmann M. Azatriphosphetidines as Cyclotrimers of an Iminophosphane—Synthesis and Crystal Structure Angewandte Chemie International Edition in English. 22: 552-553. DOI: 10.1002/Anie.198305521  0.427
1983 Niecke E, Rüger R. Tetrakis(trimethylsilyl)diaminodiphosphene Angewandte Chemie. 22: 155-156. DOI: 10.1002/Anie.198301551  0.323
1982 Niecke E, Rüger R. Secondary Aminodiphosphanes - Synthesis, Configuration and Properties | Sekundäre Aminodiphosphane - Synthese, Konfiguration und Eigenschaften Zeitschrift Fur Naturforschung - Section B Journal of Chemical Sciences. 37: 1593-1596. DOI: 10.1515/Znb-1982-1221  0.328
1982 Schoeller WW, Niecke E. Frontier orbital crossing and ambident reactivity in phosphorus (III) systems with (p-p) π-bonds Journal of the Chemical Society, Chemical Communications. 569-570. DOI: 10.1039/C39820000569  0.317
1982 NIECKE E, SCHWICHTENHOEVEL K, SCHAEFER H, KREBS B. ChemInform Abstract: PHOSPHAZENES OF COORDINATION NUMBER 2 AND 3. PART 22. SYNTHESIS, MOLECULAR STRUCTURE AND RING OPENING OF 1,2,3Λ3-DIAZAPHOSPHIRIDINS Chemischer Informationsdienst. 13. DOI: 10.1002/Chin.198209242  0.458
1982 Niecke E, Schäfer H. Synthese und Zerfall von λ3‐bzw. λ5‐Tetrazaphospholenen Chemische Berichte. 115: 185-200. DOI: 10.1002/Cber.19821150118  0.321
1982 Niecke E, Rüger R, Krebs B. The First Tetraphosphabicyclobutane Angewandte Chemie International Edition in English. 21: 544-545. DOI: 10.1002/Anie.198205442  0.439
1982 Niecke E, Rüger R. Bis(trimethylsilyl)aminophosphane Angewandte Chemie. 21: 62-62. DOI: 10.1002/Anie.198200621  0.339
1981 Niecke E, Nickloweit-Lüke A, Rüger R, Krebs B, Grewe H. l,2λ3, 3λ3-Azadiphosphiridines - Synthesis, Crystal Structure and Properties | 1.2λ3.3λ3-Azadiphosphiridine - Synthese, Kristallstruktur und Eigenschaften Zeitschrift Fur Naturforschung - Section B Journal of Chemical Sciences. 36: 1566-1574. DOI: 10.1515/Znb-1981-1216  0.311
1981 Niecke E, Rüger R, Schoeller WW. tert-Butylimino-tert-butylphosphane: An Inorganic Carbene Analogue Angewandte Chemie International Edition in English. 20: 1034-1036. DOI: 10.1002/Anie.198110341  0.354
1981 Niecke E, Schwichtenhövel K, Schäfer H, Krebs B. 1,2,3λ3-Diazaphosphiridines—Synthesis, Molecular Structure and Ring Opening Angewandte Chemie International Edition in English. 20: 963-964. DOI: 10.1002/Anie.198109631  0.459
1981 Niecke E, Seyer A, Wildbredt D. Valence Isomerization of an Imino(methylene)phosphorane to a 1,2λ3-Azaphosphiridine: A Novel Rearrangement in the Phosphorus System Angewandte Chemie International Edition in English. 20: 675-677. DOI: 10.1002/Anie.198106751  0.332
1981 Niecke E, Rüger R, Schoeller WW. tert-Butylimino-tert-butylphosphan: Ein anorganisches Carben-Analogen Angewandte Chemie. 93: 1110-1112. DOI: 10.1002/Ange.19810931237  0.331
1981 Niecke E, Schwichtenhövel K, Schäfer H, Krebs B. 1,2,3λ3‐Diazaphosphiridine — Synthese, Molekülstruktur und Ringöffnung Angewandte Chemie. 93: 1033-1034. DOI: 10.1002/Ange.19810931134  0.497
1980 NIECKE E, ENGELMANN M, ZORN H, KREBS B, HENKEL G. ChemInform Abstract: PHOSPHAZENES WITH COORDINATION NUMBERS 2 AND 3. 19. COMPLEX STABILIZATION OF AN AMINOOXOPHOSPHINE (PHOSPHINIDENE OXIDE) Chemischer Informationsdienst. 11. DOI: 10.1002/Chin.198051257  0.365
1980 NIECKE E, ZORN H, KREBS B, HENKEL G. ChemInform Abstract: PHOSPHAZENES WITH COORDINATION NUMBERS 2 AND 3. 18. (R2NPO)3: A NEW HETEROCYCLE WITH Λ3 PHOSPHORUS BY TRIMERIZATION OF AN AMINOOXOPHOSPHINE Chemischer Informationsdienst. 11. DOI: 10.1002/Chin.198051242  0.384
1980 Niecke E, Wildbredt D. Untersuchungen am System Iminophosphan/Diazoalkan: Iminomethylenphosphorane und ihre Additionsprodukte Chemische Berichte. 113: 1549-1565. DOI: 10.1002/Cber.19801130434  0.357
1980 Niecke E, Engelmann M, Zorn H, Krebs B, Henkel G. Complex-Stabilization of an Aminooxophosphane(Phosphinidene Oxide) Angewandte Chemie International Edition in English. 19: 710-712. DOI: 10.1002/Anie.198007101  0.417
1980 Niecke E, Zorn H, Krebs B, Henkel G. (R2NPO)3: A Novel Heterocycle withλ3-Phosphorus by Trimerization of an Aminooxophosphane Angewandte Chemie International Edition in English. 19: 709-710. DOI: 10.1002/Anie.198007091  0.469
1980 Niecke E, Engelmann M, Zorn H, Krebs B, Henkel G. Komplex-Stabilisierung eines Aminooxophosphans (Phosphinidenoxids) Angewandte Chemie. 92: 738-739. DOI: 10.1002/Ange.19800920912  0.421
1980 Niecke E, Zorn H, Krebs B, Henkel G. (R2NPO)3: Ein neuartiger Heterocyclus mit λ3-Phosphor durch Trimerisierung eines Aminooxophosphans Angewandte Chemie. 92: 737-738. DOI: 10.1002/Ange.19800920911  0.428
1979 Niecke E, Kröher R. Synthesis and Addition Reactions of l, 3, 2/.2, 4-Diazaphosphoniaaluminatacyclobutanes [1] | Synthese und Additionsreaktionen von 1.3.2λ2.4-Diazaphosphoniaaluminatacyclobutanen [1] Zeitschrift Fur Naturforschung - Section B Journal of Chemical Sciences. 34: 837-842. DOI: 10.1515/Znb-1979-0615  0.32
1978 Pohl S, Niecke E, Schäfer H. Structure of the 1:1 Adduct of Aminoiminophosphane andtert-Butyl Azide Angewandte Chemie International Edition in English. 17: 136-136. DOI: 10.1002/Anie.197801361  0.307
1977 Niecke E, Ringel G. Synthese eines sekundären Aminophosphans Angewandte Chemie. 89: 501-502. DOI: 10.1002/Ange.19770890734  0.338
1976 NIECKE E, FLICK W, POHL S. ChemInform Abstract: STUDIES ON PHOSPHAZENES WITH COORDINATION NUMBER 2 AND 3. 9. A PHOSPHORUS(III) DERIVATIVE WITH STERICALLY FIXED BIS(TRIMETHYLSILYL)AMINO GROUPING Chemischer Informationsdienst. 7: no-no. DOI: 10.1002/Chin.197630286  0.311
1976 NIECKE E, BITTER W. ChemInform Abstract: REACTION OF AN N-SILYLATED IMINOPHOSPHINE (PHOSPHA(III)AZENE) WITH HALOGEN COMPOUNDS OF ELEMENTS OF MAIN GROUPS IV AND VII Chemischer Informationsdienst. 7: no-no. DOI: 10.1002/Chin.197614247  0.31
1976 Niecke E, Kröher R. 1,3,2λ2,4-Diazaphosphoniaaluminatacyclobutane: A Cyclic Zwitterion Having Twofold Coordinated Phosphorus Angewandte Chemie International Edition in English. 15: 692-693. DOI: 10.1002/Anie.197606921  0.335
1975 Niecke E, Flick W. 1,2-Cycloaddition Reactions of ?Phosphazenes? Having an Unusual Coordination Number: ?5-Phosphirane and 1,2 ?5-Azaphosphiridine Angewandte Chemie International Edition in English. 14: 363-364. DOI: 10.1002/Anie.197503632  0.309
1975 Pohl S, Niecke E, Krebs B. Phosphorus(V) Having Trigonal Planar Coordination Angewandte Chemie International Edition in English. 14: 261-261. DOI: 10.1002/Anie.197502611  0.436
1974 Niecke E, Flick W. A Phosphorus(V) Derivative Having Coordination Number 3: Bis(trimethylsilyl)aminobis(trimethylsilylimino)phosphorane Angewandte Chemie International Edition in English. 13: 134-135. DOI: 10.1002/Anie.197401341  0.302
1971 Niecke E, Thamm H, Glemser O. Fluorocyclotriphosphazenes of the Type P3N3F5X (X = CH3, CHCH2, SCH3, SC6H5, OCH3, OC2H5, OC6H5) | Fluorcyclotriphosphazene vom Typ P3N3F5X Zeitschrift Fur Naturforschung - Section B Journal of Chemical Sciences. 26: 366-367. DOI: 10.1515/Znb-1971-0423  0.361
1969 Niecke E, Glemser O, Roesky HW. Notizen: Äthylmercaptofluortriphosphazene Zeitschrift Fur Naturforschung - Section B Journal of Chemical Sciences. 24: 1187-1188. DOI: 10.1515/znb-1969-0919  0.386
1969 Glemser O, Niecke E, Roesky HW. Alkylaminopentafluorophosphazines Journal of the Chemical Society D: Chemical Communications. 282a. DOI: 10.1039/C2969000282a  0.386
1968 Glemser O, Niecke E. Darstellung von Difluorthiophosphoryltrimethylsilyl-carbodiimid Zeitschrift Fur Naturforschung - Section B Journal of Chemical Sciences. 23: 743-745. DOI: 10.1515/Znb-1968-0534  0.365
1968 Müller A, Niecke E, Krebs B, Glemser O. Schwingungsspektren und Thermodynamische Funktionen von PF3, PCl3, PBr3, PJ3, PF2Cl, PF2Br, PF2J, PFCl2, PFBr2, PCl2Br, PCl2J, PClBr2, PClJ2, PBrJ2, PBr2J, PFClBr, AsCl2Br und AsClBr2 Zeitschrift Fur Naturforschung - Section B Journal of Chemical Sciences. 23: 588-594. DOI: 10.1515/Znb-1968-0503  0.574
1968 Müller A, Niecke E, Krebs B. Chemical shifts δ19F and δ31P of boron, phosphorus (III), phosphoryl and thiophosphoryl halides Molecular Physics. 14: 591-594. DOI: 10.1080/00268976800100731  0.322
1967 M�ller A, Niecke E, Glemser O. IR-Spektren,19F- und31P-Kernresonanzspektren von OPF2Br und OPFBr2 Zeitschrift F�R Anorganische Und Allgemeine Chemie. 350: 246-255. DOI: 10.1002/Zaac.19673500505  0.377
1967 Glemser O, Niecke E, Stenzel J. N-(Cyano)Phenylphosphonimidic Difluoride andN-(Cyano)diphenylphosphinimidic Fluoride Angewandte Chemie International Edition in English. 6: 709-710. DOI: 10.1002/anie.196707092  0.361
1966 M�ller A, Glemser O, Niecke E. Infrarot-Spektren von OPF2Cl und OPFCl2 Zeitschrift F�R Anorganische Und Allgemeine Chemie. 347: 275-281. DOI: 10.1002/Zaac.19663470508  0.403
1966 Glemser O, Niecke E, Müller A. Preparation of Carbonyl(chlorodifluorophosphine)nickel Complexes Angewandte Chemie International Edition in English. 5: 583-583. DOI: 10.1002/Anie.196605832  0.529
1966 Glemser O, Niecke E, Müller A. Darstellung von Chlordifluorphosphin-carbonylnickel-Komplexen Angewandte Chemie. 78: 593-593. DOI: 10.1002/Ange.19660781113  0.471
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