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    中文名称 英文名称 CAS号 化学式
    (S)-4-氨基-6-氟-2,3-二氢苯并吡喃盐酸盐 (4S)-6-fluoro-3,4-dihydro-2H-1-benzopyran-4-amine dihydrochloride 1260609-97-9 C9H10FNO*2ClH
    (S)-4-氨基-5-氧代戊酸 L-glutamic acid 68462-55-5 C5H9NO3
    (S)-4-氨基-5-(4,4-二甲基环己基氨基)-5-氧代戊酸 Neboglamine 163000-63-3 C13H24N2O3
    (S)-4-氨基-4-甲基异噁唑烷-3-酮 (S)-4-Amino-4-methyl-3-isoxazolidinone 116810-11-8 C4H8N2O2
    (S)-4-氨基-4-(3,3-二甲基-丁基氨基甲酰基)-丁酸 (4S)-4-amino-5-(3,3-dimethylbutylamino)-5-oxopentanoic acid 136269-81-3 C11H22N2O3
    (S)-4-氨基-3-(3,4-二氯苯基)-1-丁醇 (S)-2-(3,4-dichlorophenyl)-4-hydroxybutylamine 160707-16-4 C10H13Cl2NO
    (S)-4-氧代哌啶-2-羧酸 (2S)-4-oxopipecolic acid 65060-18-6 C6H9NO3
    (S)-4-氧代哌啶-2-羧酸 4-oxopiperidin-1-ium-2-carboxylate —— C6H9NO3
    (S)-4-氧代-2-苯基吡咯烷-1-羧酸叔丁酯 tert-butyl (2S)-4-oxo-2-phenylpyrrolidine-1-carboxylate 635724-46-8 C15H19NO3
    (S)-4-氧代-2-氮杂环丁烷羧酸苄酯 (S)-benzyl 4-oxoazetidine-2-carboxylate 72776-05-7 C11H11NO3
    (S)-4-氧代-1,2,3,4-四氢萘-2-羧酸 (S)-4-oxo-1,2,3,4-tetrahydronaphthalene-2-carboxylic acid 113867-24-6 C11H10O3
    (S)-4-氟-4-甲基-2-(戊-4-烯酰氨基)戊酸乙酯 (S)-ethyl 4-fluoro-4-methyl-2-(pent-4-enamido)pentanoate 848949-92-8 C13H22FNO3
    (S)-4-氟-2,3-二氢-1H-茚-1-胺盐酸盐 (S)-4-fluoro-2,3-dihydro-1H-inden-1-amine hydrochloride 1286734-90-4 C9H10FN*ClH
    (S)-4-戊炔-2-醇 (S)-pent-4-yn-2-ol 81939-73-3 C5H8O
    (S)-4-异丙基恶唑-2,5-二酮 (S)-4-isopropyloxazolidine-2,5-dione 24601-74-9 C6H9NO3
    (S)-4-异丙基噻唑烷-2-硫 (S)-4-isopropylthiazolidine-2-thione 76186-04-4 C6H11NS2
    (S)-4-异丙基-3-丙酰基-2-恶唑烷酮 N-isopropyl oxazolidinone 77877-19-1 C9H15NO3
    (S)-4-异丙基-3-丙酰基-1,3-恶唑烷-2-硫酮 1-[4-(Propan-2-yl)-2-sulfanylidene-1,3-thiazolidin-3-yl]propan-1-one 102831-92-5 C9H15NOS2
    (S)-4-异丙基-3-(5-甲基吡啶-2-基)恶唑烷-2-酮 (S)-4-isopropyl-3-(5-methylpyridin-2-yl)oxazolidin-2-one 737760-90-6 C12H16N2O2
    (S)-4-异丙基-3-(5,5,5-三氟戊酰基)恶唑烷-2-酮 (4S)-4-(propan-2-yl)-3-(5,5,5-trifluoropentanoyl)-1,3-oxazolidin-2-one 1401067-00-2 C11H16F3NO3
    (S)-4-异丙基-3-((R)-1-苯基丙基)恶唑烷-2-酮 (4S)-3-[(1R)-1-phenylpropyl]-4-propan-2-yl-1,3-oxazolidin-2-one 121328-37-8 C15H21NO2
    (S)-4-异丙基-3-((R)-1-(萘-1-基)乙基)恶唑烷-2-酮 (S)-4-Isopropyl-3-((R)-1-naphthalen-1-yl-ethyl)-oxazolidin-2-one 121328-40-3 C18H21NO2
    (S)-4-异丙基-2-唑烷酮 (4S)-4-isopropyl-1,3-oxazolidin-2-one 17016-83-0 C6H11NO2
    (S)-4-异丙基-2-(6-苯基吡啶-2-基)-4,5-二氢恶唑 (S)-4-isopropyl-2-(6-phenylpyridin-2-yl)-4,5-dihydrooxazole 1509929-20-7 C17H18N2O
    (S)-4-异丁基-2-甲基-4H-恶唑-5-酮 (S)-4-isobutyl-2-methyloxazol-5(4H)-one 13649-95-1 C8H13NO2
    (S)-4-异丁基-2-噁唑烷酮 (S)-4-isobutyloxazolidin-2-one 17016-85-2 C7H13NO2
    (S)-4-异丁基-2-(吡啶-2-基)-4,5-二氢恶唑 2-[(4S)-4-iso-butyl-4,5-dihydro-1,3-oxazol-2-yl]pyridine 108915-07-7 C12H16N2O
    (S)-4-壬醇 (S)-4-nonanol 52708-03-9 C9H20O
    (S)-4-叠氮基-2-羟基丁酸乙酯 (S)-4-azido-2-hydroxybutyric acid ethyl ester 630127-11-6 C6H11N3O3
    (S)-4-叔丁氧羰基氨基-5-羟基戊酸甲酯 methyl (4S)-4-[(tert-butoxy)carbonylamino]-5-hydroxypentanoate 126587-35-7 C11H21NO5
    (S)-4-叔丁氧羰基氨基-5-叔丁基二甲基硅氧基戊酸甲酯 Methyl 4-[(tert-butoxycarbonyl)amino]-5-{[tert-butyl(dimethyl)silyl]oxy}pentanoate 96014-55-0 C17H35NO5Si
    (S)-4-叔丁氧羰基-1-苄氧羰基-2-哌嗪羧酸 (S)-1-((benzyloxy)carbonyl)-4-(tert-butoxycarbonyl)piperazine-2-carboxylic acid 150407-69-5 C18H24N2O6
    (S)-4-叔丁氧-2-异丙基-4-氧丁酸 (S)-4-(tert-butoxy)-2-isopropyl-4-oxobutanoic acid 134807-43-5 C11H20O4
    (S)-4-叔丁基二甲基硅氧基-2-环戊酮 (4S)-4-tert-butyldimethylsilyloxycyclopent-2-en-1-one 61305-36-0 C11H20O2Si
    (S)-4-叔丁基-2-异丙基-2-恶唑啉 (S)-4-tert-butyl-2-isopropyl-2-oxazoline 1053177-49-3 C10H19NO
    (S)-4-叔丁基-2-[2-(二苯基膦基)苯基]-2-噁唑啉 (S)-t-Bu-PHOX 148461-16-9 C25H26NOP
    (S)-4-叔丁基-2-[1-甲基-1-(4,5-二氢)噻唑基]乙基-2-噻唑啉 (S)-4-tert-butyl-2-[1-methyl-1-(4,5-dihydro)thiazolyl]ethyl-2-thiazoline 1053177-44-8 C13H22N2S2
    (S)-4-叔丁基-2-(2-氮苯基)恶唑啉 (S)-4-(tert-butyl)-2-(pyridin-2-yl)-4,5-dihydrooxazole 117408-98-7 C12H16N2O
    (S)-4-叔丁基-1-(三甲基硅氧基)环己烯 (S)-4-tert-butyl-1-(trimethylsilyloxy)cyclohexene 100190-34-9 C13H26OSi
    (S)-4-叔-丁基-2-[(SP)-2-(二苯基膦基)二茂铁]-2-恶唑啉 (S)-4-tert-Butyl-2-[(SP)-2-(diphenylphosphino)ferrocenyl]-2-oxazoline 163169-15-1 C29H30FeNOP
    (S)-4-亚甲基吡咯烷-2-羧酸甲酯盐酸盐 (S)-methyl 4-methylenepyrrolidine-2-carboxylate hydrochloride 84348-41-4 C7H11NO2*ClH
    (S)-4-乙烯基-二氢呋喃-2(3H)-酮 (S)-4-vinylbutyrolactone 107080-45-5 C6H8O2
    (S)-4-乙基-4-羟基-6-碘-3-氧代-7-烯丙基-1H-吡喃并[3,4-C]-8-吡啶酮 (S)-4-Ethyl-4-hydroxy-6-iodo-3-oxo-7-allyl-1H-pyrano[3,4-c]-8-pyridone 202745-20-8 C13H14INO4
    (S)-4-乙基-4-羟基-6-碘-3-氧代-1H-吡喃并[3,4-C]-8-吡啶酮 (S)-4-ethyl-4-hydroxy-6-iodo-3-oxo-1H-pyrano[3,4-c]-8-pyridone 173442-34-7 C10H10INO4
    (S)-4-乙基-4-羟基-11-[2-(异丙基氨基)乙基]-3,4,12,14-四氢-1H-吡喃并[3',4':6,7]中氮茚并[1,2-B]喹啉-3,14-二酮 Belotecan 256411-32-2 C25H27N3O4
    (S)-4-乙基-3-苯基噁唑啉-2-酮 4-ethyl-3-phenyloxazolidin-2-one 572922-97-5 C11H13NO2
    (S)-4-乙基-3-对甲苯噁唑啉-2-酮 4-ethyl-3-(p-tolyl)-oxazolidin-2-one 572923-06-9 C12H15NO2
    (S)-4-乙基-3-(4-硝基苯基)噁唑啉-2-酮 4-ethyl-3-(4-nitro-phenyl)-oxazolidin-2-one 572923-12-7 C11H12N2O4
    (S)-4-乙基-3-(4-甲氧基苯基)噁唑啉-2-酮 4-ethyl-3-(4-methoxy-phenyl)-oxazolidin-2-one 572923-07-0 C12H15NO3
    (S)-4-乙基-3-(3-甲氧基苯基)噁唑啉-2-酮 4-ethyl-3-(3-methoxy-phenyl)-oxazolidin-2-one 572923-01-4 C12H15NO3