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Results: 1-25 | 26-41 |
Results: 26-41/41
MONO-NITROALKYL-(CYCLOALKYL-)PYRENES AND DI-NITROALKYL-(CYCLOALKYL-)PYRENES IN SUPERACID MEDIA - DIHYDROXYIMINIUM-(OXOIMINIUM-)PYRENIUM DICATIONS - CYCLIZATION TO LONG-LIVED OXAZOLINE-PYRENIUM (AND 1,2-OXAZINE) PYRENIUM IONS - RING OPENING TO FORM NITROSOALKYLPYRENIUM AND NITROSO RADICAL-CATION SALTS WITH UNPRECEDENTED STABILITY
Authors: LAALI KK BOLVIG S HANSEN PE
Citation: Kk. Laali et al., MONO-NITROALKYL-(CYCLOALKYL-)PYRENES AND DI-NITROALKYL-(CYCLOALKYL-)PYRENES IN SUPERACID MEDIA - DIHYDROXYIMINIUM-(OXOIMINIUM-)PYRENIUM DICATIONS - CYCLIZATION TO LONG-LIVED OXAZOLINE-PYRENIUM (AND 1,2-OXAZINE) PYRENIUM IONS - RING OPENING TO FORM NITROSOALKYLPYRENIUM AND NITROSO RADICAL-CATION SALTS WITH UNPRECEDENTED STABILITY, Perkin transactions. 2, (3), 1995, pp. 537-551
C-PROTONATION OF ADAMANTYLPHOSPHAACETYLENE (1-ADC-P) AND TERT-BUTYLPHOSPHAACETYLENE (TBUC-P) IN SUPERACIDS - PHOSPHAVINYL CATION GENERATIONAND TRAPPING TO FORM PHOSPHAALKENES, FORMATION OF ISOMERIC BORON-CONTAINING SPIROCYCLIC BETAINES BY REACTION OF 1-ADC-P WITH B(OTF)(3), ANDTHEORETICAL-STUDIES ON PROTONATION OF MEC-P
Authors: LAALI KK GEISSLER B REGITZ M HOUSER JJ
Citation: Kk. Laali et al., C-PROTONATION OF ADAMANTYLPHOSPHAACETYLENE (1-ADC-P) AND TERT-BUTYLPHOSPHAACETYLENE (TBUC-P) IN SUPERACIDS - PHOSPHAVINYL CATION GENERATIONAND TRAPPING TO FORM PHOSPHAALKENES, FORMATION OF ISOMERIC BORON-CONTAINING SPIROCYCLIC BETAINES BY REACTION OF 1-ADC-P WITH B(OTF)(3), ANDTHEORETICAL-STUDIES ON PROTONATION OF MEC-P, Journal of organic chemistry, 60(20), 1995, pp. 6362-6367
DERIVATIVES OF THE PHOSPHAALKYNE TETRAMER 1,2,5,6-TETRAPHOSPHATRICYCLO [4.2.0.0(2,5)]OCTADIENE - PHOSPHONIUM IONS OF ALKYLATION (ETOTF) ANDACYLATION (MECO(-), AND MONOPROTONATION AND DIPROTONATION WITH SUPERACIDS - SYNTHESIS OF THE 1-MONOOXO, 1-MONOTHIOXO, 1-TOSYLIMINO, AND 1,5-DITOSYLIMINO DERIVATIVES() SBCL6)
Authors: LAALI KK GEISSLER B REGITZ M
Citation: Kk. Laali et al., DERIVATIVES OF THE PHOSPHAALKYNE TETRAMER 1,2,5,6-TETRAPHOSPHATRICYCLO [4.2.0.0(2,5)]OCTADIENE - PHOSPHONIUM IONS OF ALKYLATION (ETOTF) ANDACYLATION (MECO(-), AND MONOPROTONATION AND DIPROTONATION WITH SUPERACIDS - SYNTHESIS OF THE 1-MONOOXO, 1-MONOTHIOXO, 1-TOSYLIMINO, AND 1,5-DITOSYLIMINO DERIVATIVES() SBCL6), Journal of organic chemistry, 60(10), 1995, pp. 3149-3154
ELECTROPHILIC CHEMISTRY OF TETRAPHOSPHACUBANE - NOVEL MONOPHOSPHONIUMIONS OF ETHYLATION, BENZYLATION, ACYLATION, AND ADAMANTYLATION, DIPHOSPHONIUM AND TRIPHOSPHONIUM IONS OF ACYLATION ALKYLATION AND ALKYLATION/PROTONATION, AND MONOPROTONATION OF TETRAOXOPHOSPHACUBANE TETRATHIOXOTETRAPHOSPHACUBANE/
Authors: LAALI KK GEISSLER B REGITZ M HOUSER JJ
Citation: Kk. Laali et al., ELECTROPHILIC CHEMISTRY OF TETRAPHOSPHACUBANE - NOVEL MONOPHOSPHONIUMIONS OF ETHYLATION, BENZYLATION, ACYLATION, AND ADAMANTYLATION, DIPHOSPHONIUM AND TRIPHOSPHONIUM IONS OF ACYLATION ALKYLATION AND ALKYLATION/PROTONATION, AND MONOPROTONATION OF TETRAOXOPHOSPHACUBANE TETRATHIOXOTETRAPHOSPHACUBANE/, Journal of organic chemistry, 60(1), 1995, pp. 47-52
ELECTROPHILIC CHEMISTRY OF THE CUBIC ARSAALKYNE TETRAMER (ASCTBU)(4) - ARSONIUM IONS OF ETHYLATION (ETOTF), BENZYLATION (PHCH(2)OTF) AND MONOPROTONATION AND DIPROTONATION (FSO3H SO2)/
Authors: LAALI KK NIXON JF JOHNSON JA
Citation: Kk. Laali et al., ELECTROPHILIC CHEMISTRY OF THE CUBIC ARSAALKYNE TETRAMER (ASCTBU)(4) - ARSONIUM IONS OF ETHYLATION (ETOTF), BENZYLATION (PHCH(2)OTF) AND MONOPROTONATION AND DIPROTONATION (FSO3H SO2)/, Heteroatom chemistry, 5(5-6), 1994, pp. 503-506
PROBING ONIUM IONS AND CARBOCATIONS BY DESORPTION IONIZATION MASS-SPECTROMETRY - CROSSING THE THRESHOLD BETWEEN FRAGILE SALTS AND GASEOUS INTACT CATIONS AND SUBSEQUENT GUEST-HOST AND CATION-MOLECULE CLUSTER CHEMISTRY/
Authors: LAALI KK
Citation: Kk. Laali, PROBING ONIUM IONS AND CARBOCATIONS BY DESORPTION IONIZATION MASS-SPECTROMETRY - CROSSING THE THRESHOLD BETWEEN FRAGILE SALTS AND GASEOUS INTACT CATIONS AND SUBSEQUENT GUEST-HOST AND CATION-MOLECULE CLUSTER CHEMISTRY/, Journal of physical organic chemistry, 7(9), 1994, pp. 465-478
PROTONATION STUDIES ON ISOMERIC TETRAFLUORO-2,11-DITHIA[3.3]CYCLOPHANES, TETRAFLUORO[2.2]METAPARACYCLOPHANE AND THEIR CORRESPONDING NONFLUORINATED ANALOGS - COMPARISON WITH FLUORINATED AND NONFLUORINATED [2.2]CYCLOPHANES - A STABLE ION AND SEMIEMPIRICAL (AM1, PM3) INVESTIGATION
Authors: LAALI KK HOUSER JJ FILLER R KONG ZG
Citation: Kk. Laali et al., PROTONATION STUDIES ON ISOMERIC TETRAFLUORO-2,11-DITHIA[3.3]CYCLOPHANES, TETRAFLUORO[2.2]METAPARACYCLOPHANE AND THEIR CORRESPONDING NONFLUORINATED ANALOGS - COMPARISON WITH FLUORINATED AND NONFLUORINATED [2.2]CYCLOPHANES - A STABLE ION AND SEMIEMPIRICAL (AM1, PM3) INVESTIGATION, Journal of physical organic chemistry, 7(2), 1994, pp. 105-115
ELECTROPHILIC AND OXIDATIVE CHEMISTRY OF 4-METHYL[6]HELICENE, [6]HELICENE AND CORONENE - PERSISTENT ION GENERATION IN SUPERACID MEDIA, GAS-PHASE MASS-SPECTROMETRIC STUDIES AND AM1 CALCULATIONS
Authors: LAALI KK HOUSER JJ
Citation: Kk. Laali et Jj. Houser, ELECTROPHILIC AND OXIDATIVE CHEMISTRY OF 4-METHYL[6]HELICENE, [6]HELICENE AND CORONENE - PERSISTENT ION GENERATION IN SUPERACID MEDIA, GAS-PHASE MASS-SPECTROMETRIC STUDIES AND AM1 CALCULATIONS, Perkin transactions. 2, (6), 1994, pp. 1303-1308
ELECTROPHILIC CHEMISTRY (PROTONATION, NITRATION, BROMINATION) OF CROWDED (Z)-2,2,5,5-TETRAMETHYL-3,4-DIPHENYLHEX-3-ENE - FORMATION OF PHENANTHRENIUM IONS BY FACIAL RING PROTONATION TRANSANNULAR CYCLIZATION IN SUPERACID MEDIA - P,P-DINITRATION AND P,P-DIBROMINATION WITH NO2(-) AND BR-2-SO2()BF4()
Authors: LAALI KK GANO JE GUNDLACH CW LENOIR D
Citation: Kk. Laali et al., ELECTROPHILIC CHEMISTRY (PROTONATION, NITRATION, BROMINATION) OF CROWDED (Z)-2,2,5,5-TETRAMETHYL-3,4-DIPHENYLHEX-3-ENE - FORMATION OF PHENANTHRENIUM IONS BY FACIAL RING PROTONATION TRANSANNULAR CYCLIZATION IN SUPERACID MEDIA - P,P-DINITRATION AND P,P-DIBROMINATION WITH NO2(-) AND BR-2-SO2()BF4(), Perkin transactions. 2, (10), 1994, pp. 2169-2173
C-13, H-1 AND 2-DIMENSIONAL NMR-STUDIES OF CHARGE-DISTRIBUTION IN STERICALLY CONGESTED PERSISTENT CYCLOALKYL-PYRENIUM AND ALKYL-PYRENIUM IONS GENERATED BY PROTONATION IN SUPERACID MEDIA
Authors: LAALI KK HANSEN PE
Citation: Kk. Laali et Pe. Hansen, C-13, H-1 AND 2-DIMENSIONAL NMR-STUDIES OF CHARGE-DISTRIBUTION IN STERICALLY CONGESTED PERSISTENT CYCLOALKYL-PYRENIUM AND ALKYL-PYRENIUM IONS GENERATED BY PROTONATION IN SUPERACID MEDIA, Perkin transactions. 2, (10), 1994, pp. 2249-2258
ORGANOPHOSPHORUS COMPOUNDS .90. GENERATION OF THE FIRST PERSISTENT PHOSPHIRENYLIUM CATION
Authors: LAALI KK GEISSLER B WAGNER O HOFFMANN J ARMBRUST R EISFELD W REGITZ M
Citation: Kk. Laali et al., ORGANOPHOSPHORUS COMPOUNDS .90. GENERATION OF THE FIRST PERSISTENT PHOSPHIRENYLIUM CATION, Journal of the American Chemical Society, 116(20), 1994, pp. 9407-9408
OXIDATIVE AND ELECTROPHILIC CHEMISTRY (PROTONATION, ACETYLATION, TRIMETHYLSILYLATION) OF OCTAMETHYLBIPHENYLENE AND DODECAMETHYLBINAPHTHYLENE - A MASS-SPECTRAL AND SUPERACID SOLUTION STUDY
Authors: LAALI KK
Citation: Kk. Laali, OXIDATIVE AND ELECTROPHILIC CHEMISTRY (PROTONATION, ACETYLATION, TRIMETHYLSILYLATION) OF OCTAMETHYLBIPHENYLENE AND DODECAMETHYLBINAPHTHYLENE - A MASS-SPECTRAL AND SUPERACID SOLUTION STUDY, Perkin transactions. 2, (10), 1993, pp. 1873-1880
MASS-SPECTRAL AND THEORETICAL (AM1) STUDY OF CATIONS DERIVED FROM JANUSENE - EVIDENCE FOR INTERANNULAR PROTON-TRANSFER
Authors: LAALI KK FORSYTH DA
Citation: Kk. Laali et Da. Forsyth, MASS-SPECTRAL AND THEORETICAL (AM1) STUDY OF CATIONS DERIVED FROM JANUSENE - EVIDENCE FOR INTERANNULAR PROTON-TRANSFER, Journal of organic chemistry, 58(17), 1993, pp. 4673-4680
OXIDATION OF STERICALLY CROWDED ALKYL(CYCLOALKYL)PYRENES - PERSISTENTDICATIONS IN SBF5 SO2CLF AND RADICAL CATIONS IN FSO3H/SO2/
Authors: LAALI KK HANSEN PE GELERINTER E HOUSER JJ
Citation: Kk. Laali et al., OXIDATION OF STERICALLY CROWDED ALKYL(CYCLOALKYL)PYRENES - PERSISTENTDICATIONS IN SBF5 SO2CLF AND RADICAL CATIONS IN FSO3H/SO2/, Journal of organic chemistry, 58(15), 1993, pp. 4088-4095
GENERATION AND NMR-STUDIES OF PERSISTENT FLUORO(ALKYL)PYRENIUM IONS AND THEIR TETRAHYDRO AND HEXAHYDRO DERIVATIVES IN SUPERACID MEDIA
Authors: LAALI KK HANSEN PE
Citation: Kk. Laali et Pe. Hansen, GENERATION AND NMR-STUDIES OF PERSISTENT FLUORO(ALKYL)PYRENIUM IONS AND THEIR TETRAHYDRO AND HEXAHYDRO DERIVATIVES IN SUPERACID MEDIA, Journal of organic chemistry, 58(15), 1993, pp. 4096-4104
SERIES ON PHOSPHORUS-COMPOUNDS .68. TETRAPHOSPHACUBANE CHEMISTRY - PROBING PHOSPHORUS REACTIVITY BY PROTONATION, ALKYLATION, AND ALKYNYLATION - FORMATION OF NOVEL PHOSPHONIUM DICATIONS AND MONOCATIONS IN SUPERACID MEDIA AND MONOCATIONS WITH SUPER ELECTROPHILES
Authors: LAALI KK REGITZ M BIRKEL M STANG PJ CRITTELL CM
Citation: Kk. Laali et al., SERIES ON PHOSPHORUS-COMPOUNDS .68. TETRAPHOSPHACUBANE CHEMISTRY - PROBING PHOSPHORUS REACTIVITY BY PROTONATION, ALKYLATION, AND ALKYNYLATION - FORMATION OF NOVEL PHOSPHONIUM DICATIONS AND MONOCATIONS IN SUPERACID MEDIA AND MONOCATIONS WITH SUPER ELECTROPHILES, Journal of organic chemistry, 58(15), 1993, pp. 4105-4109
Risultati: 1-25 | 26-41 |