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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,5-Bis(methylthio)-3,6-dithia-2,7-exo-9,13-endo-tetracyclo<6.5.1.02,7.09,13>tetradeca-4,10-dien 76503-67-8 C14H18S4
    4,5-Bis(methylthio)-3,6-dithia-2,7-exo-9,13-endo-tetracyclo<6.5.1.02,7.09,13>tetradeca-4,10-dien
    —— [4-[2-(4-bromophenyl)pyrimidin-5-yl]oxycarbonylphenyl] 4-hexoxybenzoate 136240-31-8 C30H27BrN2O5
    [4-[2-(4-bromophenyl)pyrimidin-5-yl]oxycarbonylphenyl] 4-hexoxybenzoate
    —— 4-(4-methoxybenzoyl)-5-(4-methoxyphenyl)-1-phenyl-1,2-dihydro-3H-pyrazol-3-one 1083098-19-4 C24H20N2O4
    4-(4-methoxybenzoyl)-5-(4-methoxyphenyl)-1-phenyl-1,2-dihydro-3H-pyrazol-3-one
    —— 4-(2-hydroxy-3-methoxybenzylamino)-N-(6-(piperazin-1-yl)pyridin-3-yl)benzenesulfonamide 1532593-59-1 C23H27N5O4S
    4-(2-hydroxy-3-methoxybenzylamino)-N-(6-(piperazin-1-yl)pyridin-3-yl)benzenesulfonamide
    —— 4-Isopropoxy-2-butanthiol 37000-31-0 C7H16OS
    4-Isopropoxy-2-butanthiol
    —— 4-benzoyl-1-phenylacetyl-selenosemicarbazide 40287-53-4 C16H15N3O2Se
    4-benzoyl-1-phenylacetyl-selenosemicarbazide
    —— 4-(2-chloro-3-nitropyridin-4-yl)benzonitrile 1644384-75-7 C12H6ClN3O2
    4-(2-chloro-3-nitropyridin-4-yl)benzonitrile
    —— (4R,5R)-4,5-di-tert-butyl-4,5-dihydro-1H-imidazol-3-ium-2-sulfonate 1130602-00-4 C11H22N2O3S
    (4R,5R)-4,5-di-tert-butyl-4,5-dihydro-1H-imidazol-3-ium-2-sulfonate
    —— 4-(3-tert-butylamino-2-hydroxypropoxy)-3-methoxybenzaldehyde oxime 1133429-90-9 C15H24N2O4
    4-(3-tert-butylamino-2-hydroxypropoxy)-3-methoxybenzaldehyde oxime
    —— (4R)-4-(2,2-bis(phenylsulfonyl)ethyl)-4-isopropyl-2-phenyloxazol-5(4H)-one 1233532-48-3 C26H25NO6S2
    (4R)-4-(2,2-bis(phenylsulfonyl)ethyl)-4-isopropyl-2-phenyloxazol-5(4H)-one
    —— 4-chloro-6-(5-bromo-2-chloro-phenyl)-pyrimidin-2-yl-amine 774608-51-4 C10H6BrCl2N3
    4-chloro-6-(5-bromo-2-chloro-phenyl)-pyrimidin-2-yl-amine
    —— (+/-)-4-[2-(3-chloro-phenyl)-2-hydroxy-ethylamino]-3-[4-methyl-6-(4-propyl-piperazin-1-yl)-1H-benzimidazol-2-yl]-1H-pyridin-2-one 468738-03-6 C28H33ClN6O2
    (+/-)-4-[2-(3-chloro-phenyl)-2-hydroxy-ethylamino]-3-[4-methyl-6-(4-propyl-piperazin-1-yl)-1H-benzimidazol-2-yl]-1H-pyridin-2-one
    —— 4-[2,2-Diethoxy-2-ethoxycarbonyl-eth-(Z)-ylidene]-4,5-dihydro-thieno[2,3-b]pyrrole-6-carboxylic acid tert-butyl ester 185223-57-8 C20H29NO6S
    4-[2,2-Diethoxy-2-ethoxycarbonyl-eth-(Z)-ylidene]-4,5-dihydro-thieno[2,3-b]pyrrole-6-carboxylic acid tert-butyl ester
    —— 4,4'-Dimethyl-benzhydryl-β-naphthylether 20444-69-3 C25H22O
    4,4'-Dimethyl-benzhydryl-β-naphthylether
    —— 4-fluorobenzylamidopropionyl maleimide 1332520-68-9 C14H13FN2O3
    4-fluorobenzylamidopropionyl maleimide
    —— 4-(((2S,4R)-1,2-bis((benzyloxy)carbonyl)pyrrolidin-4-yl)oxy)-4-oxobutanoic acid 1352563-21-3 C24H25NO8
    4-(((2S,4R)-1,2-bis((benzyloxy)carbonyl)pyrrolidin-4-yl)oxy)-4-oxobutanoic acid
    —— 4-acetoxy-5-bromopentacyclo<4.3.0.02,5.03,8.04,7>nonane 107197-38-6 C11H11BrO2
    4-acetoxy-5-bromopentacyclo<4.3.0.02,5.03,8.04,7>nonane
    —— 4-([(3-chloro-pyrazin-2-yl)-(2-phenyl-quinolin-7-yl)-methyl]-carbamoyl)-piperidine-1-carboxylic acid benzyl ester 867162-94-5 C34H30ClN5O3
    4-([(3-chloro-pyrazin-2-yl)-(2-phenyl-quinolin-7-yl)-methyl]-carbamoyl)-piperidine-1-carboxylic acid benzyl ester
    —— 4-n-Amyl-2-n-octanoyl-phenol 102020-36-0 C19H30O2
    4-n-Amyl-2-n-octanoyl-phenol
    —— 4-cyclohexyl-butyric acid-(4-chloro-phenyl ester) 109936-30-3 C16H21ClO2
    4-cyclohexyl-butyric acid-(4-chloro-phenyl ester)
    —— 4-amino-2-benzyloxy-thiobenzoic acid <i>S</i>-(2-diethylamino-ethyl ester) 102167-23-7 C20H26N2O2S
    4-amino-2-benzyloxy-thiobenzoic acid <i>S</i>-(2-diethylamino-ethyl ester)
    —— 4-(6-methoxy-1H-benzoimidazol-2-yl)-1-(1H-pyrazolo[3,4-d]pyrimidin-4-yl)-piperidin-4-ylamine 1035386-61-8 C18H20N8O
    4-(6-methoxy-1H-benzoimidazol-2-yl)-1-(1H-pyrazolo[3,4-d]pyrimidin-4-yl)-piperidin-4-ylamine
    —— 4-(3,5-dimethyl-4-nitroso-phenyl)-morpholine 67793-04-8 C12H16N2O2
    4-(3,5-dimethyl-4-nitroso-phenyl)-morpholine
    —— 4'-Methoxy-flavan-4α-ol 1195679-82-3 C16H16O3
    4'-Methoxy-flavan-4α-ol
    —— 4-Oxa-1,9-diazaspiro[5.5]undecan-2-one 1383527-55-6 C8H14N2O2
    4-Oxa-1,9-diazaspiro[5.5]undecan-2-one
    —— 4-(3-Ethoxy-phenylamino)-[1,2]naphthoquinone 75140-03-3 C18H15NO3
    4-(3-Ethoxy-phenylamino)-[1,2]naphthoquinone
    —— 4-(5-chloro-2,4-dinitro-phenoxy)-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one 855879-41-3 C17H13ClN4O6
    4-(5-chloro-2,4-dinitro-phenoxy)-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one
    —— 4-(10-methyl-10<i>H</i>-acridin-9-ylidene)-cyclohexa-2,5-dienone 102023-97-2 C20H15NO
    4-(10-methyl-10<i>H</i>-acridin-9-ylidene)-cyclohexa-2,5-dienone
    —— 4-benzyl-5,7-dihydroxy-coumarin 855161-63-6 C16H12O4
    4-benzyl-5,7-dihydroxy-coumarin
    —— 4-Diazo-6,11-dimethoxy-2,3,3a,4-tetrahydrobenzo<g>-pyrrolo<1,2-a>quinolin-5(1H)-one 72866-90-1 C18H17N3O3
    4-Diazo-6,11-dimethoxy-2,3,3a,4-tetrahydrobenzo<g>-pyrrolo<1,2-a>quinolin-5(1H)-one
    —— 4-[2-(Dimethylamino)ethyl]-2,6-dimethylphenol 325151-63-1 C12H19NO
    4-[2-(Dimethylamino)ethyl]-2,6-dimethylphenol
    —— 4-oxo-4-[(2,3,4-tri-O-acetyl-β-L-fucopyranosyl)amino]butanoic acid 839722-27-9 C16H23NO10
    4-oxo-4-[(2,3,4-tri-O-acetyl-β-L-fucopyranosyl)amino]butanoic acid
    —— 4-chloro-2-oxo-1,3-benzoxazine-6-yl acetate 1382748-91-5 C10H6ClNO4
    4-chloro-2-oxo-1,3-benzoxazine-6-yl acetate
    —— 4-[2-(6,8-dichloro-3-methoxycarbonylnaphthalen-1-yloxy)-acetyl]-3,4-dihydro-2H-benzo[1,4]oxazine-2-carboxylic acid methyl ester 1257342-90-7 C24H19Cl2NO7
    4-[2-(6,8-dichloro-3-methoxycarbonylnaphthalen-1-yloxy)-acetyl]-3,4-dihydro-2H-benzo[1,4]oxazine-2-carboxylic acid methyl ester
    —— 4-methyl-N-{4-[(S)-3-((S)-2-methyl-pyrrolidin-1-yl)-cyclopentyl]-phenyl}-benzamide 1350445-02-1 C24H30N2O
    4-methyl-N-{4-[(S)-3-((S)-2-methyl-pyrrolidin-1-yl)-cyclopentyl]-phenyl}-benzamide
    —— 4-{(S)-4-tert-butoxycarbonyl-2-[(6-butylamino-2-phenyl-pyrimidine-4-carbonyl)-amino]-butyryl}-piperazine-1-carboxylic acid ethyl ester 913948-54-6 C31H44N6O6
    4-{(S)-4-tert-butoxycarbonyl-2-[(6-butylamino-2-phenyl-pyrimidine-4-carbonyl)-amino]-butyryl}-piperazine-1-carboxylic acid ethyl ester
    —— 4-tert-butoxy-2-fluorobenzoic acid 1346498-30-3 C11H13FO3
    4-tert-butoxy-2-fluorobenzoic acid
    —— 4-(3'-Pyridyl)-2-uracil 37039-73-9 C9H7N3O2
    4-(3'-Pyridyl)-2-uracil
    —— 4-(1-Cyclopentyl-2-diethylamino-ethyl)-piperazine-1-carboxylic acid tert-butyl ester 900535-49-1 C20H39N3O2
    4-(1-Cyclopentyl-2-diethylamino-ethyl)-piperazine-1-carboxylic acid tert-butyl ester
    —— [4-(2-Methoxy-benzyl)-6-methyl-pyridazin-3-yl]-hydrazine 135066-52-3 C13H16N4O
    [4-(2-Methoxy-benzyl)-6-methyl-pyridazin-3-yl]-hydrazine
    —— (4R,5R)-4-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]-5-[(2S)-4,4-dimethyloxetan-2-yl]-2,2-dimethyl-1,3-dioxolane 120166-93-0 C15H26O5
    (4R,5R)-4-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]-5-[(2S)-4,4-dimethyloxetan-2-yl]-2,2-dimethyl-1,3-dioxolane
    —— (4R,αS)-2-(3,4-dimethoxyphenyl)-4-(α-hydroxybenzyl)-3-phenylsulphonyl-4,5-dihydrofuran 131575-77-4 C25H24O6S
    (4R,αS)-2-(3,4-dimethoxyphenyl)-4-(α-hydroxybenzyl)-3-phenylsulphonyl-4,5-dihydrofuran
    —— 4-(2,2-dimethyl-1,3-dioxolan-4-ylmethoxy)-3-hexylbenzeneboronic acid 1013023-58-9 C18H29BO5
    4-(2,2-dimethyl-1,3-dioxolan-4-ylmethoxy)-3-hexylbenzeneboronic acid
    —— (4aS*,9bR*)-ethyl 6-methoxy-3-oxo-1,2,3,4,4a,9b-hexahydrodibenzofuran-9b-carboxylate ethylene acetal 115262-32-3 C18H22O6
    (4aS*,9bR*)-ethyl 6-methoxy-3-oxo-1,2,3,4,4a,9b-hexahydrodibenzofuran-9b-carboxylate ethylene acetal
    —— 4-methylbenzyl 3-oxobutanoate 61312-32-1 C12H14O3
    4-methylbenzyl 3-oxobutanoate
    —— 4-Iodo-3-prop-2-enyl-1-oxaspiro[4.5]dec-3-en-2-one 1158072-53-7 C12H15IO2
    4-Iodo-3-prop-2-enyl-1-oxaspiro[4.5]dec-3-en-2-one
    —— 4-(3,5-difluorophenoxy)benzaldehyde 959235-83-7 C13H8F2O2
    4-(3,5-difluorophenoxy)benzaldehyde
    —— (4R)-4-[(2S,3R)-3-hydroxy-2,4-bis(phenylmethoxy)butyl]azetidin-2-one 85657-42-7 C21H25NO4
    (4R)-4-[(2S,3R)-3-hydroxy-2,4-bis(phenylmethoxy)butyl]azetidin-2-one
    —— 4H-Imidazol-4-one, 3-(4-(4-chlorophenoxy)phenyl)-3,5-dihydro-5-(1H-indol-2-ylmethylene)-2-phenyl- 127662-41-3 C30H20ClN3O2
    4H-Imidazol-4-one, 3-(4-(4-chlorophenoxy)phenyl)-3,5-dihydro-5-(1H-indol-2-ylmethylene)-2-phenyl-
    —— 4-hydroxy-6-trityl-quinoline-2-carboxylic acid 875249-67-5 C29H21NO3
    4-hydroxy-6-trityl-quinoline-2-carboxylic acid