Holger Helten - Publications

Affiliations: 
Julius-Maximilians-Universität Würzburg, Würzburg, Bayern, Germany 

34 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2018 Lik A, Jenthra S, Fritze L, Müller L, Truong KN, Helten H. From Monodisperse Thienyl- and Furylborane Oligomers to Polymers - Modulating the Optical Properties Through the Hetarene Ratio. Chemistry (Weinheim An Der Bergstrasse, Germany). PMID 29543358 DOI: 10.1002/Chem.201706124  0.339
2018 Ayhan O, Riensch NA, Glasmacher C, Helten H. Cyclolinear Oligo- and Poly(iminoborane)s: The Missing Link in Inorganic Main-Group Macromolecular Chemistry. Chemistry (Weinheim An Der Bergstrasse, Germany). 24: 5883-5894. PMID 29377367 DOI: 10.1002/Chem.201705913  0.443
2018 Helten H, Fritze L, Riensch N. Catalytic Si/B Exchange Condensation: A Green B–C Coupling Method That Provides Access to Monodisperse (Het)arylborane ‘Trimers’ Synthesis. 51: 399-406. DOI: 10.1055/S-0037-1610849  0.352
2017 Lik A, Fritze L, Müller L, Helten H. Catalytic B-C Coupling by Si/B Exchange: A Versatile Route to π-Conjugated Organoborane Molecules, Oligomers, and Polymers. Journal of the American Chemical Society. 139: 5692-5695. PMID 28394590 DOI: 10.1021/Jacs.7B01835  0.409
2017 Lorenz T, Crumbach M, Eckert T, Lik A, Helten H. Poly(p-phenylene iminoborane): A Boron-Nitrogen Analogue of Poly(p-phenylene vinylene). Angewandte Chemie (International Ed. in English). 56: 2780-2784. PMID 28140491 DOI: 10.1002/Anie.201612476  0.328
2017 Helten H, Ayhan O, Lorenz T. Bor und Stickstoff statt Kohlenstoff Nachrichten Aus Der Chemie. 65: 535-541. DOI: 10.1002/Nadc.20174055288  0.349
2016 Helten H. B=N Units as Part of Extended π-Conjugated Oligomers and Polymers. Chemistry (Weinheim An Der Bergstrasse, Germany). 22: 12972-82. PMID 27439948 DOI: 10.1002/Chem.201602665  0.32
2016 Lorenz T, Lik A, Plamper FA, Helten H. Dehydrocoupling and Silazane Cleavage Routes to Organic-Inorganic Hybrid Polymers with NBN Units in the Main Chain. Angewandte Chemie (International Ed. in English). 55: 7236-41. PMID 27151314 DOI: 10.1002/Anie.201602342  0.309
2016 Ayhan O, Eckert T, Plamper FA, Helten H. Poly(iminoborane): Eine schwer fassbare Klasse von anorganischen Hauptgruppenpolymeren? Angewandte Chemie. 128: 13515-13519. DOI: 10.1002/Ange.201607131  0.344
2016 Lorenz T, Lik A, Plamper FA, Helten H. Dehydrokupplungs- und Silazanspaltungsrouten zu organisch-anorganischen Hybridpolymeren mit NBN-Einheiten in der Hauptkette Angewandte Chemie. 128: 7352-7357. DOI: 10.1002/Ange.201602342  0.311
2013 Robertson AP, Leitao EM, Jurca T, Haddow MF, Helten H, Lloyd-Jones GC, Manners I. Mechanisms of the thermal and catalytic redistributions, oligomerizations, and polymerizations of linear diborazanes. Journal of the American Chemical Society. 135: 12670-83. PMID 23941398 DOI: 10.1021/Ja404247R  0.747
2013 Helten H, Dutta B, Vance JR, Sloan ME, Haddow MF, Sproules S, Collison D, Whittell GR, Lloyd-Jones GC, Manners I. Paramagnetic titanium(III) and zirconium(III) metallocene complexes as precatalysts for the dehydrocoupling/dehydrogenation of amine-boranes. Angewandte Chemie (International Ed. in English). 52: 437-40. PMID 23197391 DOI: 10.1002/Anie.201207903  0.731
2012 Leitao EM, Stubbs NE, Robertson AP, Helten H, Cox RJ, Lloyd-Jones GC, Manners I. Mechanism of metal-free hydrogen transfer between amine-boranes and aminoboranes. Journal of the American Chemical Society. 134: 16805-16. PMID 23016922 DOI: 10.1021/Ja307247G  0.718
2012 Blackstone V, Pfirrmann S, Helten H, Staubitz A, Presa Soto A, Whittell GR, Manners I. A cooperative role for the counteranion in the PCl5-initiated living, cationic chain growth polycondensation of the phosphoranimine Cl3P═NSiMe3. Journal of the American Chemical Society. 134: 15293-6. PMID 22950530 DOI: 10.1021/Ja307703H  0.687
2012 Helten H, Robertson AP, Staubitz A, Vance JR, Haddow MF, Manners I. "Spontaneous" ambient temperature dehydrocoupling of aromatic amine-boranes. Chemistry (Weinheim An Der Bergstrasse, Germany). 18: 4665-80. PMID 22392879 DOI: 10.1002/Chem.201103241  0.731
2011 Pérez JM, Helten H, Schnakenburg G, Streubel R. An approach to 1,3,4-dioxaphospholane complexes through an acid-induced ring expansion of an oxaphosphirane complex: the problem of construction and deconstruction of O,P-heterocycles. Chemistry, An Asian Journal. 6: 1539-45. PMID 21433300 DOI: 10.1002/Asia.201000861  0.626
2011 Helten H, Schnakenburg G, Daniels J, Arduengo AJ, Streubel R. When sterics overcome electronics: An unusual haptotropic P→N pentacarbonyltungsten shift Organometallics. 30: 84-91. DOI: 10.1021/Om1007709  0.684
2011 Helten H, Schnakenburg G, Streubel R. Click reactions of 2H-azaphosphirene chromium and molybdenum complexes and a surprisingly facile access to a 2H-1,4,2-diazaphosphole derivative Polyhedron. 30: 1799-1805. DOI: 10.1016/J.Poly.2011.04.014  0.685
2010 Streubel R, Pérez JM, Helten H, Daniels J, Nieger M. Developing click reactions of a 3-ferrocenyl-2H-azaphosphirene complex. Dalton Transactions (Cambridge, England : 2003). 39: 11445-50. PMID 20976342 DOI: 10.1039/C0Dt00730G  0.669
2010 Marinas Pérez J, Albrecht C, Helten H, Schnakenburg G, Streubel R. Competing ring cleavage of transient O-protonated oxaphosphirane complexes: 1,3-oxaphospholane and η2-Wittig ylide complex formation. Chemical Communications (Cambridge, England). 46: 7244-6. PMID 20820537 DOI: 10.1039/C0Cc02436H  0.59
2010 Fankel S, Helten H, von Frantzius G, Schnakenburg G, Daniels J, Chu V, Müller C, Streubel R. Novel access to azaphosphiridine complexes and first applications using Brønsted acid-induced ring expansion reactions. Dalton Transactions (Cambridge, England : 2003). 39: 3472-81. PMID 20379537 DOI: 10.1039/B922166B  0.629
2010 Marinas Pérez J, Helten H, Donnadieu B, Reed CA, Streubel R. Protonation-induced rearrangement of an oxaphosphirane complex. Angewandte Chemie (International Ed. in English). 49: 2615-8. PMID 20198672 DOI: 10.1002/Anie.200906825  0.565
2010 Helten H, Daniels J, Nieger M, Streubel R. Extended π conjugation in 2H-1,4,2-diazaphosphole complexes New Journal of Chemistry. 34: 1593-1602. DOI: 10.1039/C0Nj00151A  0.631
2010 Helten H, Beckmann M, Schnakenburg G, Streubel R. Synthesis and reactivity of an unusual ferrocenophane bis(carbene complex) European Journal of Inorganic Chemistry. 2337-2341. DOI: 10.1002/Ejic.201000383  0.655
2010 Marinas Pérez J, Helten H, Donnadieu B, Reed C, Streubel R. Protonen-induzierte Umlagerung eines Oxaphosphirankomplexes Angewandte Chemie. 122: 2670-2674. DOI: 10.1002/Ange.200906825  0.43
2009 Helten H, Engeser M, Gudat D, Schilling R, Schnakenburg G, Nieger M, Streubel R. Protonation of 2H-azaphosphirene complexes: P-N bond activation and ring-expansion reactions. Chemistry (Weinheim An Der Bergstrasse, Germany). 15: 2602-16. PMID 19180596 DOI: 10.1002/Chem.200802003  0.663
2009 Helten H, Pérez JM, Daniels J, Streubel R. First brønsted acid-induced ring expansion of an oxaphosphirane complex: a combined experimental and DFT study Organometallics. 28: 1221-1226. DOI: 10.1021/Om8010245  0.627
2009 Helten H, Fankel S, Feier-Iova O, Nieger M, Ferao AE, Streubel R. Strong evidence for an unprecedented borderline case of dissociation and cycloaddition in open-shell 1,3-dipole chemistry: Transient nitrilium phosphane-ylide complex radical cations European Journal of Inorganic Chemistry. 3226-3237. DOI: 10.1002/Ejic.200900314  0.662
2009 Helten H, Von Frantzius G, Schnakenburg G, Daniels J, Streubel R. How to tune acid-induced ring enlargement reactions - The strange case of 2H-Azaphosphirene complexes and its surprising dichotomy European Journal of Inorganic Chemistry. 2062-2065. DOI: 10.1002/Ejic.200900190  0.655
2009 Streubel R, Beckmann M, Neumann C, Fankel S, Helten H, Feier-Iova O, Jones PG, Nieger M. Synthesis, structure, and ring-expansion reactions of a 3-ferrocenyl-substituted 2H-azaphosphirene tungsten complex European Journal of Inorganic Chemistry. 2090-2095. DOI: 10.1002/Ejic.200801234  0.656
2007 Helten H, Neumann C, Espinosa A, Jones PG, Nieger M, Streubel R. Evidence for ligand-centered reactivity of a 17e radical cationic 2H-azaphosphirene complex European Journal of Inorganic Chemistry. 4669-4678. DOI: 10.1002/Ejic.200700658  0.654
2006 Vicik R, Helten H, Schirmeister T, Engels B. Rational design of aziridine-containing cysteine protease inhibitors with improved potency: studies on inhibition mechanism. Chemmedchem. 1: 1021-8. PMID 16933238 DOI: 10.1002/Cmdc.200600081  0.386
2005 Helten H, Schirmeister T, Engels B. Theoretical studies about the influence of different ring substituents on the nucleophilic ring opening of three-membered heterocycles and possible implications for the mechanisms of cysteine protease inhibitors. The Journal of Organic Chemistry. 70: 233-7. PMID 15624927 DOI: 10.1021/Jo048373W  0.386
2002 Musch PW, Remenyi C, Helten H, Engels B. On the regioselectivity of the cyclization of enyne-ketenes: a computational investigation and comparison with the Myers-Saito and Schmittel reaction. Journal of the American Chemical Society. 124: 1823-8. PMID 11853462 DOI: 10.1021/Ja017532F  0.372
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