海量图书期刊资源,随时随地畅享阅读乐趣
ChemInform Abstract: Conversion of Five Membered 1,2-N,O-Heterocyclic Isoxazolidinium CationsU. CHIACCHIO; G. ROMEO; N. UCCELLA · 1997
ChemInform Abstract: Evidence for a PARC-ANRO Mechanism in Heterocyclic Ring Conversion of Functionalized N-Alkoxypyridinium Salts.SLIWA, H.; RAHARIMANANA, C. · Chemischer Informationsdienst · 1986
ChemInform Abstract: HETEROCYCLIC N-OXIDES AS SYNTHETIC INTERMEDIATES. III. CONVERSION OF 1,3,4-OXADIAZIN-6-ONE 4-OXIDES TO SUBSTITUTED BUTENOLIDESFREEMAN, J. P.; KASSNER, J. A.; GRABIAK, R. C. · Chemischer Informationsdienst · 1976
ChemInform Abstract: TRIMETHYLSILANOL AS A LEAVING GROUP; III. A SIMPLE ONE-STEP CONVERSION OF AROMATIC HETEROCYCLIC N-OXIDES TO α-CYANO AROMATIC N-HETEROCYCLESVORBRUEGGEN, H.; KROLIKIEWICZ, K. · Chemischer Informationsdienst · 1983
ChemInform Abstract: HETEROCYCLIC SYSTEM. III. CONVERSION OF SEMICARBAZONES, N-BENZOYLHYDRAZONES AND P-NITROPHENYLHYDRAZONES OF 4-OXO-4H-(1)BENZOPYRAN-3-CARBOXALDEHYDES TO THE PYRAZOLE SYSTEMGHOSH, C. K.; MUKHOPADHYAY, K. K. · Chemischer Informationsdienst · 1978
ChemInform Abstract: PYRIMIDINES PART 43, RING TRANSFORMATIONS IN REACTIONS OF HETEROCYCLIC COMPOUNDS WITH NUCLEOPHILES PART 9, CONVERSION OF N-METHYLPYRIMIDINIUM SALTS IN PYRIDINES BY CARBANIONSOOSTVEEN, E. A.; VAN DER PLAS, H. C. · Chemischer Informationsdienst · 1974
ChemInform Abstract: STEREOCHEMISTRY AND MECHANISM OF THE OPENING BY AMINES OF N-ALKOXYPYRIDINIUM IONS. COMPETITIVE FORMATION OF AN ENDOCYCLIC YLIDE; APPLICATION TO A NEW HETEROCYCLIC CONVERSIONSLIWA, H.; TARTAR, A. · Chemischer Informationsdienst · 1979
ChemInform Abstract: A NEW LACTONE SYNTHESISVORBRUEGGEN, H.; KROLIKIEWICZ, K. · Chemischer Informationsdienst · 1978
ChemInform Abstract: IN SITU REAGENTS. 2. A SIMPLE PREPARATION OF ENOL SILYL ETHERSVORBRUEGGEN, H.; KROLIKIEWICZ, K. · Chemischer Informationsdienst · 1979
ChemInform Abstract: New Simple Wittig-Type Cyclizations to Flavones, 4-Quinolones and Indenones.VORBRUEGGEN, H.; BOHN, B. D.; KROLIKIEWICZ, K. · ChemInform · 1990
ChemInform Abstract: IN SITU REAGENTS. 3. THE IN SITU GENERATION AND REACTIONS OF TRIMETHYLSILYL AZIDEVORBRUEGGEN, H.; KROLIKIEWICZ, K. · Chemischer Informationsdienst · 1979
ChemInform Abstract: NUCLEOSIDE SYNTHESES. XXI. SYNTHESIS OF 5-METHYLAMINOMETHYL-2-THIOURIDINE, A RARE NUCLEOSIDE FROM TRNAVORBRUEGGEN, H.; KROLIKIEWICZ, K. · Chemischer Informationsdienst · 1980
ChemInform Abstract: AMINATION. III. TRIMETHYLSILANOL AS LEAVING GROUP. V. SILYLATION-AMINATION OF HYDROXY NITROGEN HETEROCYCLESVORBRUEGGEN, H.; KROLIKIEWICZ, K. · Chemischer Informationsdienst · 1984
ChemInform Abstract: A SIMPLE SYNTHESIS OF Δ2-OXAZOLINES, Δ2-OXAZINES, Δ2-THIAZOLINES, AND Δ2-IMIDAZOLINESVORBRUEGGEN, H.; KROLIKIEWICZ, K. · Chemischer Informationsdienst · 1982
ChemInform Abstract: ASYMM. OLEFINHYDROFORMYLIERUNGBOTTEGHI, C.; CONSIGLIO, G.; PINO, P. · Chemischer Informationsdienst · 1972
ChemInform Abstract: PHOTOCHEMICAL REACTIONS OF NARDOSINONERUECKER, G.; DYCK, E. · Chemischer Informationsdienst · 1978
ChemInform Abstract: CONFIGURATION OF NARDOSINONEFRIEMANN, J.; RUECKER, G.; FROEHLICH, T.; KIRFEL, A.; WILL, G. · Chemischer Informationsdienst · 1982
ChemInform Abstract: NITRATION OF BIPHENYLCYCLOPROPANESMOCHALOV, S. S.; NOVOKRESHCHENNYKH, V. D.; SHABAROV, YU. S. · Chemischer Informationsdienst · 1976
ChemInform Abstract: SYNTHETIC BIFLAVONYLBERGE, D. D.; KALE, A. V.; SHARMA, T. C. · Chemischer Informationsdienst · 1979
ChemInform Abstract: CARBONYL GROUP TRANSPOSITIONSMORRIS, D. G. · Chemischer Informationsdienst · 1983
ChemInform Abstract: STEREOCHEMIE VON CERVICARCINMARUMO, S.; SASAKI, K.; SUZUKI, S. · Chemischer Informationsdienst · 1972
ChemInform Abstract: 2-HYDRAZINOTHIOPHEN-3-CARBONSAEUREESTERHENTSCHEL, M.; GEWALD, K. · Chemischer Informationsdienst · 1974