Donald George Farnum - Publications

Affiliations: 
1966-1993 Michigan State University, East Lansing, MI 

83 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
1985 Prakash GKS, Krishnamurthy VV, Olah GA, Farnum DG. Considered stable cations. 259. Application of the Gassman-Fentiman tool of increasing electron demand to the carbon-13 NMR spectroscopic study of 1-aryl-3-methylbut-2-enyl (allylic) and 2-arylpent-3-yn-2-yl (propargylic) cations Journal of the American Chemical Society. 107: 3928-3935. DOI: 10.1021/Ja00299A030  0.42
1985 PRAKASH GKS, KRISHNAMURTHY VV, OLAH GA, FARNUM DG. ChemInform Abstract: CONSIDERED STABLE CATIONS. 259. APPLICATION OF THE GASSMAN-FENTIMAN TOOL OF INCREASING ELECTRON DEMAND TO THE CARBON-13 NMR SPECTROSCOPIC STUDY OF 1-ARYL-3-METHYLBUT-2-ENYL (ALLYLIC) AND 2-ARYLPENT-3-YN-2-YL (PROPARGYLIC) CATIONS Chemischer Informationsdienst. 16. DOI: 10.1002/Chin.198543048  0.428
1985 Prakash GKS, Krishnamurthy VV, Olah GA, Farnum DG. Application of the Gassman-Fentiman tool of increasing electron demand to the 13C NMR spectroscopic study of 1-aryl-3-methylbut-2-enyl (allylic) and 2-arylpent-3-yn-2-yl (propargylic) cations Journal of the American Chemical Society. 107: 3928-3935.  0.348
1983 Olah GA, Prakash GKS, Farnum DG, Clausen TP. Stable carbocations. 247. Comments on the application of the Gassman-Fentiman tool of increasing electron demand to the carbon-13 nuclear magnetic resonance spectroscopic study of substituted 2-aryl-2-norbornyl cations The Journal of Organic Chemistry. 48: 2146-2151. DOI: 10.1021/Jo00161A006  0.432
1983 Farnum DG, Monego T. Chelation-controlled stereoselectivity in the alkyllithium cleavage of an allylic ether. The synthesis of cis, endo-2,6-bis(hydroxymethyl)bicyclo[3.3.0]octa-3,7-diene. Tetrahedron Letters. 24: 1361-1364. DOI: 10.1016/S0040-4039(00)81656-1  0.416
1983 OLAH GA, PRAKASH GKS, FARNUM DG, CLAUSEN TP. ChemInform Abstract: STABLE CARBOCATIONS. 247. COMMENTS ON THE APPLICATION OF THE GASSMAN-FENTIMAN N TOOL OF INCREASING ELECTRON DEMAND TO THE CARBON-13 NUCLEAR MAGNETIC RESONANCE SPECTROSCOPIC STUDY OF SUBSTITUTED 2-ARYL-2-NORBORNYL CATIONS Chemischer Informationsdienst. 14. DOI: 10.1002/chin.198348162  0.353
1983 Olah GA, Prakash GKS, Farnum DG, Clausen TP. Comments on the application of the Gassman-Fentiman tool of increasing electron demand to the carbon-13 nuclear magnetic resonance spectroscopic study of substituted 2-aryl-2-norbornyl cations Journal of Organic Chemistry. 48: 2146-2151.  0.341
1982 Farnum DG, Ghandi M, Raghu S, Reitz T. A new entry to the C12H12 energy surface: Pyrolysis and photolysis of trans-β-[anti-9-bicyclo[6.1.0]nona-2,4,6-trienyl]acrolein tosylhydrazone salts Journal of Organic Chemistry. 47: 2598-2607.  0.205
1981 Farnum DG, Clausen TP. 13C nmr of aryl substituted cations: the sigma-bridged coates cation and the 2-adamantyl cation Tetrahedron Letters. 22: 549-552. DOI: 10.1016/S0040-4039(01)90151-0  0.427
1978 Cardé RT, Doane CC, Farnum DG. Attractancy to Male Gypsy Moths 1 of (+)-Disparlures Synthesized by Different Procedures 1 Environmental Entomology. 7: 815-816. DOI: 10.1093/ee/7.6.815  0.204
1978 Farnum DG, Botto RE, Chambers WT, Lam B. Structural changes in 2-arylnorbornyl and other aryl carbocations with increasing electron demand. Carbon-13 nuclear magnetic resonance as a probe Journal of the American Chemical Society. 100: 3847-3855. DOI: 10.1021/Ja00480A031  0.4
1978 Farnum DG, Botto RE, Chambers WT, Lam B. Structural changes in 2-arylnorbornyl and other aryl carbocations with increasing electron demand. 13C nuclear magnetic resonance as a probe Journal of the American Chemical Society. 100: 3847-3855.  0.329
1977 Hagedorn AA, Farnum DG. Bicyclo[3.3.0]octane-2,6-dione and bicyclo[3.3.0]octa-3,7-diene-2,6-dione Journal of Organic Chemistry. 42: 3765-3767. DOI: 10.1021/Jo00443A035  0.409
1977 Farnum DG, Rasheed K. A 10-.pi.-electron heterocycle: 2,3,4-tricarbomethoxy-6,7,8,9-dibenzo-1,5-diazonine Journal of Organic Chemistry. 42: 573-574. DOI: 10.1021/Jo00423A047  0.342
1977 Farnum DG, Mader RA. Novel C19 trienes from abietic acid in fluorosulfonic acid Journal of Organic Chemistry. 42: 214-218. DOI: 10.1021/Jo00422A007  0.343
1977 Farnum DG, Veysoglu T, Cardé AM, Duhl-Emswiler B, Pancoast TA, Reitz TJ, T. Cardé R. A stereospecific synthesis of (+)-disparlure, sex attractant of the gypsy moth Tetrahedron Letters. 18: 4009-4012. DOI: 10.1016/S0040-4039(01)83412-2  0.347
1977 Farnum DG, Rasheed K. A 10-π-electron heterocycle: 2,3,4-tricarbomethoxy-6,7,8,9-dibenzo-1,5-diazonine Journal of Organic Chemistry. 42: 573-574.  0.253
1975 Farnum DG. Charge Density-NMR Chemical Shift Correlations in Organic Ions Advances in Physical Organic Chemistry. 11: 123-175. DOI: 10.1016/S0065-3160(08)60341-X  0.284
1975 Farnum DG, Botto RE. Structural changes in 2-arylnorbornen-2-yl cations with increasing electron demand. Can stable carbocation studies illuminate solvolysis transition state structures? Tetrahedron Letters. 16: 4013-4016. DOI: 10.1016/S0040-4039(00)91223-1  0.338
1975 Farnum DG, Hagedorn AA. Ring strain and the cope rearrangement. The synthesis of tricyclo[7.3.0.04,12]dodeca-2,5,7,10-tetraene. Tetrahedron Letters. 16: 3987-3990. DOI: 10.1016/S0040-4039(00)91216-4  0.345
1974 Farnum DG, Wolf AD. Proton nuclear magnetic resonance study of 2-aryl-2-norbornyl cations. Onset of nonclassical stabilization Journal of the American Chemical Society. 96: 5166-5175. DOI: 10.1021/Ja00823A025  0.408
1974 Farnum DG, Mehta G, Moore GGI, Siegal FP. Attempted reformatskii reaction of benzonitrile, 1,4-diketo-3,6-diphenylpyrrolo[3,4-C]pyrrole. A lactam analogue of pentalene. Tetrahedron Letters. 15: 2549-2552. DOI: 10.1016/S0040-4039(01)93202-2  0.415
1974 Farnum DG, Neuman MA, Suggs WT. Crystal structure of 2,4-di-para-methoxyphenylcyclobutadiene-1,3-quinone Journal of Crystal and Molecular Structure. 4: 199-212. DOI: 10.1007/BF01198177  0.187
1974 FARNUM DG, MEHTA G, MOORE GGI, SIEGAL FP. ChemInform Abstract: ATTEMPTED REFORMATSKII REACTION OF BENZONITRILE, 1,4-DIKETO-3,6-DIPHENYLPYRROLO(3,4-C)-PYRROLE, A LACTAM ANALOGUE OF PENTALENE Chemischer Informationsdienst. 5: no-no. DOI: 10.1002/chin.197442294  0.559
1974 FARNUM DG, MADER RA, MEHTA G. ChemInform Abstract: REARRANGEMENTS OF LONGIFOLENE THROUGH STABLE CARBONIUM IONS, PREPARATION OF NOVEL C15 HEXAHYDRONAPHTHALENES Chemischer Informationsdienst. 5: no-no. DOI: 10.1002/Chin.197411288  0.61
1974 Wolf AD, Farnum DG. Fluorine-19 and hydrogen-1 nuclear magnetic resonance study of an equilibrium among arylbicyclooctyl cations Journal of the American Chemical Society. 96: 5175-5181.  0.296
1974 Farnum DG, Wolf AD. A proton nuclear magnetic resonance study of 2-aryl-2-norbornyl cations. The onset of "nonclassical" stabilization Journal of the American Chemical Society. 96: 5166-5175.  0.318
1973 Farnum DG, Mader RA, Mehta G. Rearrangement of longifolene through stable carbonium ions. Preparation of novel C15 hexahydronaphthalenes Journal of the American Chemical Society. 95: 8692-8697. DOI: 10.1021/Ja00807A031  0.604
1973 Farnum DG, Patton DS. Fluorine magnetic resonance spectra of some p-fluorophenylcarbonium ions. A possible solvation entropy effect Journal of the American Chemical Society. 95: 7728-7730. DOI: 10.1021/Ja00804A030  0.429
1973 Farnum DG, Mader RA, Mehta G. Rearrangements of longifolene through stable carbonium ions. Preparation of novel C15 hexahydronaphthalenes Journal of the American Chemical Society. 95: 8692-8697.  0.362
1972 FARNUM DG, CARLSON GR. The Preparation of α-Amino-α,α-dialkyl-ketones and Hexaalkyl-2,5-dihydropyrazines by Oxidation of Ketones with Alkaline Ferricyanide Synthesis. 1972: 191-192. DOI: 10.1055/S-1972-21846  0.372
1972 FARNUM DG, CARLSON GR. ChemInform Abstract: DIE HERST. VON ALPHA-AMINO-ALPHA,ALPHA-DIALKYL-KETONEN UND HEXAALKYL-2,5-DIHYDROPYRAZINEN DURCH OX. VON KETONEN MIT ALKALISCHEM CYANOFERRAT (III) Chemischer Informationsdienst. 3: no-no. DOI: 10.1002/chin.197230313  0.21
1972 Farnum DG. Carbonium ion nomenclature [15] Chemical and Engineering News. 50: 44.  0.296
1971 Farnum DG, Mostashari AJ. 2-oxo-3-oxa-5-anti-6-syn-diphenylbicyclo[2.1.1]hexane. a gamma lactone from lead tetraacetate oxidation of alpha-truxillic acid Organic Preparations and Procedures International. 3: 5-8. DOI: 10.1080/00304947109356023  0.335
1971 Farnum DG, Mostashari A, Hagedorn AA. Nuclear magnetic resonance spectra of cyclic 1,3-diphenylallyl cations. 1,3-Orbital interaction The Journal of Organic Chemistry. 36: 698-702. DOI: 10.1021/Jo00804A019  0.401
1971 Snyder JP, Lee L, Farnum DG. cis-Azoxyalkanes. II. Reorganization of 7,8-diazapentacyclo[4.2.2.02,5.03,9.04,10]dec-7-ene N-oxide (diazabasketene N-oxide) in the presence of boron trifluoride etherate Journal of the American Chemical Society. 93: 3816-3817. DOI: 10.1021/Ja00744A070  0.332
1971 Farnum DG, Au AT, Rasheed K. 3-Methylpyrazolo [1,2-a] pyridazin-1-one. Selenium derivatives of 5,8-dihydropyrazolo[1,2-a]pyridazine Journal of Heterocyclic Chemistry. 8: 25-27. DOI: 10.1002/Jhet.5570080105  0.371
1971 SNYDER JP, LEE L, FARNUM DG. ChemInform Abstract: CIS-AZOXYALKANE 2. MITT. UMLAGERUNG VON 7,8-DIAZA-PENTACYCLO(4,2,2,0(2,5),0(3,9),0(4,10))DECEN-(7)-N-OXID (DIAZABASKETEN-N-OXID) IN GEGENWART VON BORTRIFLUORIDAETHERAT Chemischer Informationsdienst. Organische Chemie. 2: no-no. DOI: 10.1002/Chin.197142211  0.322
1971 FARNUM DG, AU AT, RASHEED K. ChemInform Abstract: 3-METHYL-PYRAZOLO(1,2-A)PYRIDAZIN-1-ON, SELEN-DERIVATE VON 5,8-DIHYDRO-PYRAZOLO(1,2-A)PYRIDAZIN Chemischer Informationsdienst. Organische Chemie. 2: no-no. DOI: 10.1002/chin.197128291  0.264
1971 FARNUM DG, MOSTASHARI A, HAGEDORN AA. ChemInform Abstract: NMR-SPEKTREN CYCLISCHER 1,3-DIPHENYLALLYL-KATIONEN, EINIGE BEOBACHTUNGEN UEBER EINE 1,3-ORBITAL-WECHSELWIRKUNG Chemischer Informationsdienst. Organische Chemie. 2: no-no. DOI: 10.1002/Chin.197123265  0.377
1971 FARNUM DG, CARLSON GR. ChemInform Abstract: PHOTOCHEMISCHE RACEMISIERUNG VON 1,2,3,4,4A,6,7,8,9,9A-DECAHYDRO-SYN-2,4A,7,9A-DIMETHANO-PHENAZIN, EIN SYNCHRONES PAAR SIGMATROPER VERSCHIEBUNGEN Chemischer Informationsdienst. Organische Chemie. 2: no-no. DOI: 10.1002/Chin.197103252  0.312
1971 Snyder JP, Lee L, Farnum DG. Reorganization of 7,8-diazapentacyclo[4.2.2.02,5.03,9.0 4,10]dec-7-ene N-oxide (diazabasketene N-oxide) in the presence of boron trifluoride etherate [37] Journal of the American Chemical Society. 93: 3816-3817.  0.222
1971 Farnum DG, Mostashari A, Hagedorn AA. The nuclear magnetic resonance spectra of cyclic 1,3-diphenylallyl cations. Some observations on 1,3-orbital interaction Journal of Organic Chemistry. 36: 698-702.  0.31
1970 Farnum DG, Carlson GR. Photochemical racemization of 1,2,3,4a,6,7,8,9,9a-decahydro-syn-2,4a,7,9a-dimethanophenazine. A synchronous pair of sigmatropic shifts Journal of the American Chemical Society. 92: 6700-6701. DOI: 10.1021/Ja00725A086  0.313
1970 YATES P, GILES RGF, FARNUM DG. ChemInform Abstract: ALIPHATISCHE DIAZOVERBINDUNGEN 9. MITT. BASEN-INDUZIERTE DIMERISIERUNG VON ALPHA-DIAZO-KETONEN Chemischer Informationsdienst. Organische Chemie. 1: no-no. DOI: 10.1002/Chin.197002228  0.458
1970 Farnum DG, Carlson GR. The photochemical racemization of 1,2,3,4,4a,6,7,8,9,9a-decahydro-syn-2,4a,7,9a-dimethanophenazine. A synchronous pair of sigmatropic shifts [45] Journal of the American Chemical Society. 92: 6700-6701.  0.207
1969 Yates P, Giles RGF, Farnum DG. Aliphatic diazo compounds. IX. The base-induced dimerization of α-diazo ketones Canadian Journal of Chemistry. 47: 3997-4004. DOI: 10.1139/V69-665  0.493
1969 Farnum DG, Mehta G. Proton nuclear magnetic resonance analysis of the stable, classical 2-phenyl-2-norbornyl and related cations Journal of the American Chemical Society. 91: 3256-3261. DOI: 10.1021/Ja01040A028  0.582
1969 Hoffmann R, Bissell R, Farnum DG. The balance of steric and conjugative effects in phenyl-substituted cations, radicals, and anions Journal of Physical Chemistry. 73: 1789-1800.  0.303
1969 Farnum DG, Mehta G. Proton nuclear magnetic resonance analysis of the stable, classical 2-phenyl-2-norbornyl and related cations Journal of the American Chemical Society. 91: 3256-3261.  0.322
1968 Farnum DG, Mehta G. Novel rearrangement products from longifolene via stable carbonium ions Chemical Communications (London). 1643-1645. DOI: 10.1039/C19680001643  0.573
1968 Farnum DG, Webster B, Wolf AD. 2,4-Di--methoxyphenylcyclobutadiene-1,3-quinone Tetrahedron Letters. 9: 5003-5006. DOI: 10.1016/S0040-4039(00)89884-6  0.367
1968 Farnum DG, Webster B, Wolf AD. 2,4-Di-para-methoxyphenylcyclobutadiene-1,3-quinone Tetrahedron Letters. 9: 5003-5006.  0.285
1967 Farnum DG, Alaimo RJ, Dunston JM. Synthesis of azaindenes. The benzo[c]pyrazolo[1,2-a]cinnolinium cation, a novel heteroaromatic cation. The Journal of Organic Chemistry. 32: 1130-4. PMID 4167129 DOI: 10.1021/Jo01279A061  0.429
1967 Farnum DG, Wilcox CF. Use of a model for the ring-current effect in analysis of the nuclear magnetic resonance spectra of di- and triphenylcyclopropenium ions Journal of the American Chemical Society. 89: 5379-5383. DOI: 10.1021/Ja00997A014  0.432
1967 Farnum DG. The proton magnetic resonance spectra of arylcarbonium ions. Neighboring group anisotropies and charge distributions Journal of the American Chemical Society. 89: 2970-2975. DOI: 10.1021/Ja00988A030  0.413
1967 Farnum DG, Mehta G, Silberman RG. Ester decarbonylation as a route to cyclopropenium ion and its mono- and dimethyl derivatives [6] Journal of the American Chemical Society. 89: 5048-5049.  0.342
1966 Snyder JP, Farnum DG. Determination of the configuration of tricyclo[4.2.2.02,5]-7-decenes by means of vinyl proton nuclear magnetic resonance Journal of Organic Chemistry. 31: 1699-1702. DOI: 10.1021/Jo01344A007  0.394
1966 Farnum DG, Chickos J, Thurston PE. The preparation and characterization of phenylhydroxycyclopropenone Journal of the American Chemical Society. 88: 3075-3081. DOI: 10.1021/Ja00965A033  0.375
1965 Alaimo RJ, Farnum DG. NUCLEOPHILIC ADDITION OF TRIETHYLAMINE TO DIMETHYL ACETYLENEDICARBOXYLATE Canadian Journal of Chemistry. 43: 700-701. DOI: 10.1139/v65-088  0.305
1965 Farnum DG, Johnson JR, Hess RE, Marshall TB, Webster B. Aldoketene dimers and trimers from acid chlorides. A Synthesis of Substituted 3-Hydroxycyclobutenones Journal of the American Chemical Society. 87: 5191-5197.  0.297
1965 Farnum DG, Snyder JP. Bromination of tricyclo[4.2.2.02,5] deca-3,7-dienes. Depression of transannular double bond participation by the presence of electronegative substituents. Tetrahedron Letters. 6: 3861-3867.  0.218
1964 Farnum DG, Thurston PE. -Elimination in 2-Phenyltetrachloropropene. Synthesis of Phenylhydroxycyclopropenone Journal of the American Chemical Society. 86: 4206-4207. DOI: 10.1021/Ja01073A067  0.365
1964 Farnum DG. Chemical shifts and long range shielding effects in the nuclear magnetic resonance spectra of phenyldimethyl, diphenyl, triphenyl, and related carbonium ions [7] Journal of the American Chemical Society. 86: 934-935. DOI: 10.1021/Ja01059A045  0.429
1964 Farnum DG, Heybey MAT, Webster B. Lewis acid induced rapid allylic rearrangements of 2-halo-3-hydroxy-2,4-dimethylcyclobutenones. An unusually reactive α-haloketone Journal of the American Chemical Society. 86: 673-679. DOI: 10.1021/Ja01058A026  0.379
1964 Farnum DG, Thurston PE. α-Elimination in 2-phenyltetrachloropropene. Synthesis of phenylhydroxycyclopropenone [11] Journal of the American Chemical Society. 86: 4206-4207.  0.281
1963 Farnum DG. Steroid Reactions. An outline for organic chemists. Prepared by 16 graduate students under the editorship of Carl Djerassi. Holden-Day, San Francisco, Calif., 1963. 657 pp. Illus Science. 141: 625-626. DOI: 10.1126/science.141.3581.625-a  0.238
1963 Farnum DG, Burr M. Dehydrogenation of a tetrahydrofuran. The preparation of 3,4-diphenylfuran Journal of Organic Chemistry. 28: 1387-1388. DOI: 10.1021/Jo01040A504  0.384
1963 Yates P, Farnum DG. Aliphatic Diazo Compounds. VIII. The Reaction of Diazo Ketones with Bases. II Journal of the American Chemical Society. 85: 2967-2976. DOI: 10.1021/Ja00902A021  0.503
1963 Farnum DG. Preparation of aryldiazoalkanes by the Bamford-Stevens reaction Journal of Organic Chemistry. 28: 870-872.  0.296
1963 Farnum DG, Ann Tyrrell Heybey M, Webster B. Rapid allylic rearrangements in 2-halo-3-hydroxy-2, 4-dimethylcyclobutenones Tetrahedron Letters. 4: 307-312.  0.291
1963 Yates P, Farnum DG. Aliphatic diazo compounds. VIII. The reaction of diazo ketones with bases. II Journal of the American Chemical Society. 85: 2967-2976.  0.285
1963 Farnum DG, Webster B. Formation of the stable 1,3-dihydroxy-2,4-diphenylcyclobutadiene dication by ionization of an α-bromoketone [3] Journal of the American Chemical Society. 85: 3502-3504.  0.278
1962 Farnum DG, Yates P. A Correlation in the Infrared Spectra of Some C-Benzoylated Nitrogen Heterocycles Journal of Organic Chemistry. 27: 2209-2210. DOI: 10.1021/Jo01053A505  0.518
1962 Farnum DG, Yates P. The preparation and reactions of some diazopyrazoles Journal of the American Chemical Society. 84: 1399-1406. DOI: 10.1021/Ja00867A013  0.389
1962 Yates P, Farnum D, Wiley D. Aliphatic diazo compounds—VII Tetrahedron. 18: 881-891. DOI: 10.1016/S0040-4020(01)92741-3  0.46
1962 Yates P, Farnum DG, Wiley DW. Aliphatic diazo compounds-VII. The reaction of α-diazo ketones with diazoethane Tetrahedron. 18: 881-891.  0.32
1962 Farnum DG, Yates P. A correlation in the infrared spectra of some C-benzoylated nitrogen heterocycles Journal of Organic Chemistry. 27: 2209-2210.  0.307
1961 Farnum DG, Atkinson ER, Lothrop WC. Molecular complexes of the biphenylenes. π-Complexes with tetracyanoethylene Journal of Organic Chemistry. 26: 3204-3208.  0.198
1960 Farnum DG, Burr M. The Diphenylcyclopropenium Ion: Pyrolysis Of 3,3-Bis-(1,2-Diphenylcyclopropenyl) Ether Journal of the American Chemical Society. 82: 2651-2651. DOI: 10.1021/Ja01495A072  0.416
1960 Yates P, Farnum DG. Heterocycle formation in the reaction of α-diazoacetophenone with bases Tetrahedron Letters. 1: 22-26.  0.3
1960 Farnum DG, Burr M. The diphenylcyclopropenium ion: Pyrolysis of 3,3-bis-(1,2-diphenylcyclopropenyl) ether [12] Journal of the American Chemical Society. 82: 2651.  0.327
1958 Yates P, Farnum DG, Stout GH. α-Ketoethers. I. The Reaction of α-Phenoxyacetophenone with Sodium and with Sodium Amide1 Journal of the American Chemical Society. 80: 196-201. DOI: 10.1021/Ja01534A049  0.504
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