대체기효과
친디엔과 디엔에 있는 공급전자 또는 흡전자기단의 존재는 반응의 영역선택성 및 입체선택성에 영향을 미친다.
화학 원료를 구입해야하는 경우 요청 정보를 제출하여최신견적을받으십시오.
대체기효과의 학술 논문
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Highly stereoselective Diels-Alder reactions achieved on some hexopyranosidic templates
화학 물질
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methyl 4,6-di-O-benzyl-α-D-mannopyranoside
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Electronic and Conformational Effects in the Photochemistry of α-Alkenyl-Substituted Vinyl Halides
화학 물질
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(E)-2-Bromo-4-methyl-1-phenyl-1,3-pentadiene
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Synthesis and structure-activity relationships of 2-pyridones: II. 8- (fluoro-substituted pyrrolidinyl)-2-pyridones as antibacterial agents
화학 물질
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tert-butyl ((3S,4R)-4-fluoropyrrolidin-3-yl)carbamate
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Rearrangements of the Diels-Alder cycloadducts obtained from acetylenic sulfones and 1,3-diphenylisobenzofuran
화학 물질
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2-(trans-1-butenyl)-1,4-diphenyl-3-(p-toluenesulfonyl)naphthalene
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Studies on the [2,3]-Meisenheimer rearrangement of 2-vinylazetidine N- oxides
화학 물질
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2-Cyclohexyl-7-pentyl-2,3,4,7-tetrahydro-[1,2]oxazepine
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Structure-mechanochemical activity relationships for cyclobutane mechanophores
화학 물질
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비스 (2- 히드 록시 에틸) 숙시 네이트
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Probing for a leaving group effect on the generation and reactivity of phenyl cations
화학 물질
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2-(2,2,2-trifluoroethoxy)-5-methoxytrimethylsilylbenzene
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Coaxing a pyridine nucleus to give up its aromaticity: Synthesis and pharmacological characterization of novel conformationally restricted analogues of nicotine and anabasine
화학 물질
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But-3-enyl-[1-(2,6-dichloro-4-phenylsulfanylmethyl-pyridin-3-yl)-meth-(E)-ylidene]-amine
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Stereoselective conjugate addition of alkyl groups to (S)-4-(tert-butyldimethylsilyloxy)-2-cyclopentenone derivatives
화학 물질
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(S)-1-benzenesulfonyl-4,5-bis(tert-butyldimethylsilyloxy)-1-diazo-2-pentanone
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Substituent Effects on Amine Cation Radical Acidity. Regiocontrol of β-(Aminoethyl)cyclohexenone Photocyclizations
화학 물질
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(1R,5R)-2-Allyl-1-phenyl-2-aza-spiro[4.5]decan-7-one
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Preparation and Reactions of Alkoxy Allylic Zirconium Reagents Derived from Acetals of α,β-Unsaturated Aldehydes: Remarkable Substituent Effects on Regioselectivity
화학 물질
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1-Cyclohexyl-2-(2-hydroxy-ethoxy)-but-3-en-1-ol
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Reaction of spirocyclic isopropylidene malonates with urea and N,N′-disubstituted ureas
화학 물질
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1-carbamoyl-4-methyl-6-phenyl-cyclohex-3-enecarboxylic acid
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요소
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n
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13C and 1H NMR of Arylnitrones. Substituent Effects of α-Phenyl-N-(p-substituted phenyl)nitrones
화학 물질
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C-(p-nitrophenyl)-N-phenylnitrone
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Substituent effects on stoichiometric and catalytic cleavage of carbon-nitrogen bonds in aniline derivatives by ruthenium-phosphine complexes
화학 물질
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RuH(CO)(P(C6H5)3)2(NHC6H4COC(CH3)3)
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The β-silicon effect. II. Substituent effects on the solvolysis of 1-aryl-2-(aryldimethylsilyl)ethyl 3,5-dinitrobenzoates
화학 물질
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3- 클로로 -4- 메 톡시 벤 잘데 하이드
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Substituent effects on oxidation-induced formation of quinone methides from arylboronic ester precursors
화학 물질
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2-(bromomethyl)-4-methoxyphenol
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Dye-sensitized photooxygenation of the C=N bond. 5. Substituent effects on the cleavage of the C=N bond of C-aryl-N-aryl-N-methylhydrazones
화학 물질
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C-(4-chlorophenyl)-N-methyl-N-(4-nitrophenyl)hydrazone
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Substituent Effects on the Photoisomerization of Anthracenes to Their 9,10-Dewar Isomers
화학 물질
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4-methoxy-2,3,5,6-tetrabromobenzyl bromide
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Substituent effects on nitrosation of 1,3-diarylureas with nitrosyl chloride, dinitrogen trioxide, and dinitrogen tetroxide
화학 물질
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1-(4-methoxyphenyl)3-phenyl-3-nitrosourea
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Preparation and Molecular Structures of 9,10-Dihydrophenanthrenes: Substituent Effects on the Long Bond Length
화학 물질
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spiro[10,10-bis(4-dimethylaminophenyl)-9,10-dihydrophenanthrene-9,9'-[9H]xanthene]
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Rotational barriers in N,N-diethylbenzamides: Substituent and solvent effects
화학 물질
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N,N-diethyl-3-cyanobenzamide
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Synthetic Studies on the Avermectins: Substituent Effects on Intramolecular Diels-Alder Reactions of N-Furfurylacrylamides and Further Reactions of the Cycloadducts
화학 물질
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1-(furan-2-yl)-N-(phenylmethyl)ethanamine
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Sulfur monoxide transfer from peri -substituted trisulfide-2-oxides to dienes: Substituent effects, mechanistic studies and application in thiophene synthesis
화학 물질
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(1-Benzyl-1,2,5,6,tetrahydro-pyridin-3-yl)-methanol
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Substituent effects in tandem ring-closing metathesis reactions of dienynes
화학 물질
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toluene-4-sulfonic acid 1-but-3-enyl-6-methyl-hept-5-enyl ester
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Substituent effects on an antibody-catalyzed hydrolysis of phenyl esters: Further evidence for an acyl-antibody intermediate
화학 물질
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4-[4-(4-Chloro-phenoxycarbonylmethyl)-phenylcarbamoyl]-butyric acid
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