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Ring Expansion
일부 악귀류 내 과산소물은 확환반응을 일으켜 큰 고리형 구조를 형성한다.
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Ring Expansion의 학술 논문
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THERMAL TRANSFORMATIONS OF OXAZOLE ENDOPEROXIDES: REARRANGEMENTS, FRAGMENTATIONS AND METHANOL ADDITIONS
화학 물질
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diacetyl-formyl-amine
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Total synthesis of (-)-strychnine
화학 물질
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2-[(1Z)-3-hydroxy-1-propenyl]phenylisothiocyanate
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Gold-catalyzed carbene transfer to alkynes: Access to 2,4-disubstituted furans
화학 물질
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4-hexyl-2-phenylfuran
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AN EPISULFONIUM ION MEDIATED RING EXPANSION OF 1-ALKENYLCYCLOALKANOLS
화학 물질
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2-methyl-6-phenylthiomethylcyclohexanone
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AgOTf
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TVB-2640
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A Highly Selective Transannular Route to trans-trans-1,2,3,3a,4,5,9,10,10a,10b-Decahydropyrenes from <2,2>Metacyclophanes
화학 물질
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Pyrene, 4,5,9,10-tetrahydro-2-methyl-
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Nucleophile-mediated ring expansion of 4-chloromethyl- and 4-mesyloxymethyl-5-tosyl-1,2,3,4-tetrahydropyrimidin-2-ones to 6-tosyl-2,3,4,5-tetrahydro-1H-1,3-diazepin-2-ones: Effect of the leaving group and the substituent at C6
화학 물질
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4-(benzoyloxymethyl)-6-phenyl-5-tosyl-1,2,3,4-tetrahydropyrimidin-2-one
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Olivanic Acid Analogues. Part 1. Total Synthesis of the 7-Oxo-1-azabicyclo<3.2.0>hept-2-ene-2-carboxylate System and Some Related β-Lactams
화학 물질
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benzyl 7-oxo-1-azabicyclo[3.2.0] hept-2-ene-2-carboxylate
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Regioselectivity of Rhodium(II)-Catalyzed Decomposition of 1-Alkyl-1-(diazoacetyl)alkenes. Synthesis of 2-Alkyl-2-cyclopentenones and 2-Alkylidenecyclopentanones
화학 물질
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ethyl (2Z)-5-(2-chlorophenyl)-2-[(4-hydroxyphenyl)methylidene]-7-methyl-3-oxo-2,3-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate
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Stereochemical course of the key ring-forming reactions in clavulanic acid biosynthesis
화학 물질
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C15H20(2)HNO3Si
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The ring expansions of glyceraldehyde-derived aziridine-2-carboxylates to oxazolines take place with an uncommon regiochemistry
화학 물질
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2-Aziridinecarboxylic acid, 1-benzoyl-3-(2S)-1,4-dioxaspiro[4.5]dec-2-yl-, ethyl ester, (2R,3R)-
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Synthesis of new polyconjugated compounds based on 9,10- diphenylphenanthrene
화학 물질
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2,7-bis(chloromethyl)-9,10-diphenylphenanthrene
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Stereoselective and regioselective synthesis of azepane and azepine derivatives via piperidine ring expansion
화학 물질
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1-benzyl-2-(chloromethyl)piperidine
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Three- and Four-Carbon Elongating Ring Expansion of Cyclic Acetals to Medium-Sized Dioxacycloalkenones. Use of the Intramolecular Formation of Oxonium Ylides
화학 물질
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2-(3-Diazo-2-oxopropyl)-2-methyl-1,3-dioxolane
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Access to ring-expanded analogues of 2-amino sugars
화학 물질
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C43H47NO5
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Construction of linked nitrogen heterocycles by palladium(0)-catalyzed intramolecular domino cyclization of 2-alkynylaziridines bearing
a2-aminoethyl group via ring expansion with Isocyanate화학 물질
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N-{4-[1-(methylsulfonyl)aziridin-2-yl]but-3-ynyl}-4-methylphenylsulfonamide
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Enantioselective synthesis of γ-aryl-γ-butyrolactones by sequential asymmetric epoxidation, ring expansion, and Baeyer-Villiger oxidation
화학 물질
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Cyclobutanone, 2-methyl-2-(4-methylphenyl)-, (S)-
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Environmentally friendly TPDS-mediated free radical ring expansion of α-haloalkyl cyclic β-keto esters
화학 물질
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methyl 1-methyl-2-oxocyclopentanecarboxylate
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Synthesis and Ring Expansion of Vinylazetidines. A synthesis of Hydroazocines
화학 물질
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4-(trans-2-phenylethenyl)azetidine
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RITTER-REACTION OF STEROIDS RING EXPANSION OF STEROID OXETHANS INTO DIHYDROOXAZINES
화학 물질
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Acetic acid (8R,9S,10R,13S,14S)-3-acetoxy-10,13-dimethyl-16-(phenylacetylamino-methyl)-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl ester
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Enantioselective catalytic ring expansion of methylenecyclopropane carboxamides promoted by a chiral magnesium lewis acid
화학 물질
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(2S,3S,SR)-2-(4-methoxyphenyl)-4-methylene-1-(toluene-4-sulfinyl)-pyrrolidine-3-carboxylic acid diphenylamide
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