원형 개구부
페니실린을 분해하는 베타-내아미드 링의 개고리 반응을 고려할 수 있습니다.반응 조건과 사용된 시약에 따라 다양한 관능단이 생성될 수 있습니다.
화학 원료를 구입해야하는 경우 요청 정보를 제출하여최신견적을받으십시오.
원형 개구부의 학술 논문
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Functionalization of the 3β-methyl group of penicillin
화학 물질
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benzyl (2S,3S,6R,7R)-3-chloroacetoxy-3-methyl-8-oxo-7-phenoxyacetamido-5-thia-1-azabicyclo<4.2.0>octane-2-carboxylate
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Regioselective Synthesis of Derivatives of L-Idopyranuronic Acid: A Key Constituent of Glycosaminoglycans
화학 물질
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Benzoic acid (2R,4R,5S,6S)-4-(bis-ethylsulfanyl-methyl)-6-[(R)-(tert-butyl-diphenyl-silanyloxy)-methylcarbamoyl-methyl]-2-(4-methoxy-phenyl)-[1,3]dioxan-5-yl ester
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CYCLOHEXANE ANALOGS OF POISON IVY AND POISON OAK DERIVATIVES. A TOTALLY STEREOSELECTIVE SYNTHESIS OF TRANS,TRANS-3-ALKYL-1,2-CYCLOHEXANEDIOLS.
화학 물질
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cis-2-hydroxy-cis-3-methylcyclohexanol
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Nonreductive enantioselective ring opening of N-(methylsulfonyl)dicarboximides with diisopropoxytitanium α,α,α′,α′-tetraaryl-1,3-dioxolane-4,5- dimethanolate
화학 물질
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[(1R,6S)-6-(aminomethyl)cyclohex-3-en-1-yl]methanol
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THERMOLYSIS OF QUARTENARY SALTS OF 2-METHYLBENZOTHIAZOLE AND THEIR METHYLENE BASES
화학 물질
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N-메틸-2-(메틸티오)아닐린
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STEREOCHMICAL REQUIREMENTS FOR FRAGMENTATION OF HOMOALLYLIC EPOXY ALCOHOLS
화학 물질
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(1S,2R,4S,5R,6S)-3-Oxa-tricyclo[3.2.1.02,4]octan-6-ol
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Reactions of 2-anti-Hydroxy-4-aza-5-homoadamantan-5-one
화학 물질
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2,4-adamantanedione
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Iodine-Catalyzed Ring Opening of 1,1-Diacylcyclopropanes for Synthesis of Fully Substituted Pyrazole Derivatives
화학 물질
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1-(1-benzoyl-2-(4-chlorophenyl)cyclopropyl)ethanone
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Iodine
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Electrochemical oxidative ring opening of 1-methylcyclobutanol
화학 물질
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1-methylcyclobutanol acetate
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Carbonylative ring opening of terminal epoxides at atmospheric pressure
화학 물질
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Benzenepentanoic acid, b-hydroxy-, methyl ester
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Stereoelectronic Control in Ring Opening of Bridge-head Nitrogen Containing Fused Azolium Salts
화학 물질
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{(1E,3Z)-4-[2-(4-Chloro-phenyl)-2H-tetrazol-5-yl]-buta-1,3-dienyl}-dimethyl-amine
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SN2-type ring opening of substituted-N-tosylaziridines with zinc (II) halides: Control of racemization by quaternary ammonium salt
화학 물질
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(S)-N-(2-bromo-2-phenylethyl)-4-methylbenzenesulfonamide
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Halogenation reagents initiating ring opening of vinylidenecyclopropanes: Easy access to halogenated tetrahydropyrans
화학 물질
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1-(2-(2-(but-3-enyl)-2-phenylcyclopropylidene)-1-phenylvinyl)benzene
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Free Radical Brominative Ring Opening of 1,2-O-Benzylidene Pyranoses: A Route to Glycosylating Agents
화학 물질
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Benzoic acid (4aR,6S,7R,8S,8aR)-6-bromo-2-methyl-8-(toluene-4-sulfonyloxy)-hexahydro-pyrano[3,2-d][1,3]dioxin-7-yl ester
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Iminyl radicals: Part II. Ring opening of cyclobutyl- and cyclopentyliminyl radicals
화학 물질
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(S)-N-<3-methyl-3-(4-methyl-3-cyclohexen-1-yl)cyclobutylidene>-benzenesulfenamide
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Ring opening of methylenecycloalkenes via the C-C bond cleavage
화학 물질
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diethyl 2-(4-methylenehex-1-yl)malonate
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Electron Demand in the Transition State of the Cyclopropylidene to Allene Ring Opening
화학 물질
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(-)-trans-2.3-Diphenyl-cyclopropancarbonsaeure
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Cyclosporin A: Regioselective Ring Opening and Fragmentation Reactions via Thioamides. A Route to Semisynthetic Cyclosporins
화학 물질
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Acetylcyclosporin 4,7-bis(benzyl thioamidate)
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Synthesis and Acid-Catalyzed Ring Opening of 1-Alkenyl Cyclopropyl Ketones
화학 물질
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4-phenyl-4,4a,5,6,7,8-hexahydro-2(3H)-naphthalenone
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Allenes in asymmetric catalysis: Asymmetric ring opening of meso-epoxides catalyzed by allene-containing phosphine oxides
화학 물질
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(1R,2R)-2-chloro-1,2-bis(4-chlorophenyl)ethanol
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2-SUBSTITUTED FORTIMICINS BY RING OPENING OF 2-DEOXY-1,2-EPIMINO-2-EPI-FORTIMICIN B AND BY NUCLEOPHILIC DISPLACEMENTS OF 2-O-(METHYLSULFONYL)FORTIMICIN DERIVATIVES
화학 물질
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1,2',6',2''-tetra-N-benzyloxycarbonyl-2-chloro-2-deoxyfortimicin A
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