비대칭 선택 사항
반응은 특정 비대영 이기종체의 선호도(또 다른 입체이종체의 미러가 아닌 입체이종체)를 생성한다.
화학 원료를 구입해야하는 경우 요청 정보를 제출하여최신견적을받으십시오.
비대칭 선택 사항의 학술 논문
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A facile lipase catalyzed access to fatty acid monoesters of 2-O-β-D-glucosylglycerol
화학 물질
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1-O-decanoyl-2-O-β-D-glucopyranosyl-sn-glycerol
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Convenient syntheses of 2-, 5- and 6-fluoro- and 2,6-difluoro-L-DOPA
화학 물질
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1-fluoro-2,3-dimethoxy-5-chloromethylbenzene
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Hierarchical selectivity in fullerenes: Site-, regio-, diastereo-, and enantiocontrol of the 1,3-dipolar cycloaddition to C70
화학 물질
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methyl (E)-N-[(p-propoxyphenyl)methylene]glycinate
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A highly dl-stereoselective pinacolization of aromatic aldehydes mediated by titanium trichloride in dichloromethane
화학 물질
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4,5-cis-2,4,5-triphenyl-1,3-dioxolane
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HIGHLY DIASTEREOSELECTIVE SYNTHESIS OF DI-AND TRISUBSTITUTED 4-BUTANOLIDES FROM ALDEHYDES AND KETONES VIA THREE-CARBON-EXTENSION BY ALLYLIC HOMOENOLATE REAGENTS
화학 물질
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N,N-Diisopropylcarbamidsaeure-<1-(1-hydroxy-1-phenylethyl)-2-propenylester>
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Borane and alane reductions of bulky N,N′-diaryl-1,3-diimines: Structural characterization of products and intermediates in the diastereoselective synthesis of 1,3-diamines
화학 물질
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2-(2,6-diisopropyl)phenylamino-4-(2,6-diisopropyl)phenylimino-3,3-dimethylpentane
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Intramolecular cycloadditions of nitrones derived from optically active 1-alkenyl-2-imidazolecarbaldehydes: Regio- and diastereoselectivity
화학 물질
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6,9-Methanoimidazo[2,1-d][1,2,5]oxadiazepine, 5,6,8,9-tetrahydro-5-methyl-8-(phenylmethyl)-, (5S,6R,9S)-
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CHIRAL AMINAL TEMPLATES 6. DIASTEREOSELECTIVITY OF HYDRAZONE ALKYLATION. ASYMMETRIC SYNTHESIS OF α-AMINOALDEHYDES
화학 물질
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(4S,5S)-2-<(S)-1-(N,N-dimethylhydrazino)ethyl>-1,3-dimethyl-4,5-diphenylimidazolidine
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Enantioselective Synthesis of γ- and δ-Lactones
화학 물질
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(R)-4-Hydroxy-5-((R)-toluene-4-sulfinyl)-pentanoic acid
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Reactivity and diastereoselectivity of Michael additions of amines to achiral α,β-unsaturated thioamides
화학 물질
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Pyrrolidine, 1-[(2E)-3-phenyl-1-thioxo-2-propenyl]-
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Enantioselective Synthesis of (+)-Cyclophellitol
화학 물질
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(1S,2S,4S)-6-Bromo-1-(tert-butyl-diphenyl-silanyloxy)-3-[1-methoxycarbonyl-meth-(E)-ylidene]-5-[(S)-2-(1-methoxy-1-methyl-ethyl)-pyrrolidin-1-yl]-7-oxa-bicyclo[2.2.1]hept-5-ene-2-carboxylic acid methyl ester
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Entropy-controlled diastereoselectivity in the photocyclization of rigid derivatives of o-allylaniline
화학 물질
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7-(trans-2-cinnamyl)-2-methylindoline
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OPTICALLY ACTVIVE 2-p-TOLYLSULFINYLACRYLATE A NOVEL CHIRAL DIENOPHILE WHICH EXHIBITS HIGH REACTIVITY AND DIASTEREOSELECTIVITY
화학 물질
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2-Phenylselanyl-2-((S)-toluene-4-sulfinyl)-propionic acid
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A practical diastereoselective synthesis of (?)-bestatin
화학 물질
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tert-Butyl (4R,5S)-4-benzyl-5-(((2S)-1-(tert-butoxy)-4-methyl-1-oxopentan-2-yl)-carbamoyl)-2,2-dimethyl-1,3-oxazolidine-3-carboxylate
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Diastereoselective trans Cyclopropanation of 3-Alkylidene Oxindoles with in Situ Generated α-Diazo Carbonyls or α,β-Unsaturated Diazo Compounds
화학 물질
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1-ethyl-3-hydroxy-3-(2-oxo-2-phenylethyl)-1,3-dihydro-2H-indol-2-one
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5-chloro-3-(2-oxo-2-phenylethylidene)indolin-2-one
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Metal-free diastereoselective catalytic hydrogenations of imines using B(C6F5)3
화학 물질
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N-((1S,2S,5R)-2-isopropyl-5-methylcyclohexyl)aniline
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1,3-Dipolar cycloadditions of N-benzyl-2,3-O-isopropylidene-D- glyceraldehyde nitrone to methoxyallene - Control of site- and diastereoselectivity of isoxazolidine formation by Lewis acids
화학 물질
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(3S,4Z)-2-benzyl-3-[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]-4-(methoxymethylene)isoxazolidine
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Stereoselective aldolizations in β-lactam series; simultaneous control of 3 asymmetric centers by zirconium enolates
화학 물질
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(3S,4R)-4-Butyl-1-(tert-butyl-diphenyl-silanyl)-3-((R)-1-hydroxy-ethyl)-azetidin-2-one
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Sequential Photoredox Catalysis for Cascade Aerobic Decarboxylative Povarov and Oxidative Dehydrogenation Reactions of N-Aryl α-Amino Acids
화학 물질
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(2-ethyl-6-methoxy-3-methyl-1,2,3,4-tetrahydro-quinolin-4-yl)-(4-methoxy-phenyl)-amine
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Unprecedented facial diastereoselectivity in the paterno - Buechi reaction of a chiral dihydropyrrole - a short total synthesis of (+)-preussin
화학 물질
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(1S,3R,5R,7S)-N-Methoxycarbonyl-3-nonyl-6-oxa-7-phenyl-2-azabicyclo[3.2.0]heptane
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A General Approach to the Asymmetric Synthesis of Vancomycin-Related Arylglycines by Enolate Azidation
화학 물질
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(3(2S),4S)-3-(2-azido-2-phenyl-1-oxoethyl)-4-(phenylmethyl)-2-oxazolidinone
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How Can High Diastereoselectivity Be Attained in the Michael Addition of Ketene Silyl Acetals?
화학 물질
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tert-Butyl (2RS,3SR)-2,3-dimethyl-5-oxo-5-(2,4,6-trimethylphenyl)pentanoate
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Asymmetric synthesis of calyculin A. 1. The C1-C25 spiroketal fragment
화학 물질
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<3R,4S,5S>-3-methoxy-5-<(p-methoxybenzyl)oxy>-6,6-dimethyl-4-(triethylsiloxy)-7-(trimethylsiloxy)-7-octenyl pivalate
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Synthesis of monosubstituted succinic acids from tert-butylsuccinate
화학 물질
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N-옥틸숙신산 무수물
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Observations on the synthesis of functionalised methyleneaziridines
화학 물질
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Aziridine, 2-methylene-1-[(1S)-1-phenylethyl]-
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Stereoselective synthesis of polyhydroxylated aminocyclohexanes
화학 물질
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(1S,2S,3S)-1-(2',2',2'-trichloromethylcarbonylamino)-2,3-dihydroxycyclohexane
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Radical cyclization of highly functionalized precursors: Stereocontrol of ring closure of acyclic 1-substituted-2,4-dihydroxylated hex-5-enyl radicals
화학 물질
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6-O-tert-butyldiphenylsilyl-3-deoxy-1,2-O-isopropylidene-α-D-ribo-hexofuranose
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An enantiospecific synthesis of the spiroketal portion of avermectin B(1a)
화학 물질
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(1S,3S,5R)-3-(4-Methoxy-benzyloxy)-6,8-dioxa-bicyclo[3.2.1]octane
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Enantioselective synthesis of α-bromo acid derivatives and bromohydrins from tartrate derived bromoacetals
화학 물질
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(4R,5R)-2-ethyl-2-(4-methoxyphenyl)-1,3-dioxolane-4,5-dicarboxylic acid dimethyl ester
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Facial selectivities in the nucleophilic additions of 2,3-unsaturated 3-arylsulfinyl pyranosides
화학 물질
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benzyl 2,3,4-trideoxy-2-N-piperidino-3-(p-tolylsulfinyl)-α-D-erythro-hex-3-enopyranoside
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Magnesium Halide-Catalyzed Synthesis of Oxaspiro[2.5]octenes from a Methylenecyclopropane and Acyl Cyanoalkenes
화학 물질
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Butanenitrile, 3-oxo-2-(phenylmethylene)-
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Double asymmetric iodoamination; synthesis of C2 symmetric and meso-amino alcohols
화학 물질
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((1S,2R,3S,4R)-1-Benzyl-4-tert-butoxycarbonylamino-2,3-dihydroxy-5-phenyl-pentyl)-carbamic acid tert-butyl ester
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Attempt to rationalize the diastereoselectivity in the addition of ester enolate to optically active α,β-epoxyaldehydes
화학 물질
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(2S,3S)-(3-(3-(2,2-dimethyl-1,1-diphenyl-1-silapropoxy)propyl)-2-oxiranyl)methan-1-ol
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Synthesis of β-Methyl Alcohols: Influence of Alkyl Chain Length on Diastereoselectivity and New Attractants of Rhynchophorus ferrugineus
화학 물질
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(3RS,4SR)-4-methyl-hexan-3-ol
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Intermolecular cyclopropanation versus CH insertion in Rh(II)-catalyzed carbenoid reactions
화학 물질
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2,6-di-tert-butyl-4-methylphenyl (cyclohexen-3-yl)acetate
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Amino Acid-Derived Chiral Acyl Nitroso Compounds: Diastereoselectivity in Intermolecular Hetero Diels-Alder Reactions
화학 물질
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benzyl (1-(hydroxyamino)-1-oxo-3-phenylpropan-2-yl)carbamate
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The first enantioselective synthesis of palinurin
화학 물질
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dimethyl (S)-4-(tert-butyldiphenylsilyloxy)-3-methylbutane-1,1-dicarboxylate
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Diastereoselectivity in the formation of bicyclic cyclopropane carboxylic acid lactones
화학 물질
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Malonic acid ethyl ester (E)-1-methyl-3-phenyl-allyl ester
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Total syntheses of the amaryllidaceae alkaloids (±)-haemanthidine and (±)-pretazettine
화학 물질
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Carbonic acid 1-(1-benzo[1,3]dioxol-5-yl-5-bromo-4-oxo-cyclohex-2-enyl)-2-(benzyloxycarbonyl-methyl-amino)-ethyl ester methyl ester
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On 1,4-Diastereoselectivity in the Aldol Condensation of Methyl Ketones
화학 물질
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Benzoic acid (1R,4R)-4-hydroxy-1,5-dimethyl-2-oxo-hexyl ester
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1,2-Stereoinduction in Radical Reactions: Stereoselective Synthesis of 2-Alkyl-3-hydroxybutanoates
화학 물질
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trans-2-cyclohexyl-5-methylidene-6-methyl-1,3-dioxan-4-one
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