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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (4aS,6R,8aS)-1-benzyl-4a,6-dihydroxy-4,5,6,8a-tetrahydro-3H-quinolin-2-one 1191078-43-9 C16H19NO3
    (4aS,6R,8aS)-1-benzyl-4a,6-dihydroxy-4,5,6,8a-tetrahydro-3H-quinolin-2-one
    —— 4-Hydroxy-5,8-dioxo-5,8-dihydro-naphthalen-1-ol anion 85228-23-5 C10H5O4
    4-Hydroxy-5,8-dioxo-5,8-dihydro-naphthalen-1-ol anion
    —— (4R)-3-[(2S)-3-benzoylsulfanyl-2-methylpropanoyl]-2-(4-nitrophenyl)-1,3-thiazolidine-4-carboxylic acid 72678-69-4 C21H20N2O6S2
    (4R)-3-[(2S)-3-benzoylsulfanyl-2-methylpropanoyl]-2-(4-nitrophenyl)-1,3-thiazolidine-4-carboxylic acid
    —— 4-[2-(1-methyl-6-nitro-1H-quinolin-2-ylidene)-ethylidene]-3-phenyl-4H-isoxazol-5-one 31462-96-1 C21H15N3O4
    4-[2-(1-methyl-6-nitro-1H-quinolin-2-ylidene)-ethylidene]-3-phenyl-4H-isoxazol-5-one
    —— 4-benzylidene-2-morpholin-4-yl-4H-thiazol-5-one 41250-42-4 C14H14N2O2S
    4-benzylidene-2-morpholin-4-yl-4H-thiazol-5-one
    —— 4,6:4',6'-di-O-benzylidene-2-O-(trifluoromethylsulfonyl)-α,α-trehalose 89421-66-9 C27H29F3O13S
    4,6:4',6'-di-O-benzylidene-2-O-(trifluoromethylsulfonyl)-α,α-trehalose
    —— 4,6-dimethyl-2-pyridin-2-yl-5,6-dihydro-4<i>H</i>-[1,3,4]thiadiazine 15620-52-7 C10H13N3S
    4,6-dimethyl-2-pyridin-2-yl-5,6-dihydro-4<i>H</i>-[1,3,4]thiadiazine
    —— 4-[1-aminomethylidene]-2-benzothiazol-2-yl-5-(3-trifluoromethylphenyl)-2,4-dihydropyrazol-3-one 1452793-26-8 C18H11F3N4OS
    4-[1-aminomethylidene]-2-benzothiazol-2-yl-5-(3-trifluoromethylphenyl)-2,4-dihydropyrazol-3-one
    —— 4-amino-N-((2S)-2,3-dihydroxypropyl)-7-(2-methoxy-4-pyridinyl)pyrrolo[2,1-f][1,2,4]triazine-5-carboxamide 1338050-48-8 C16H18N6O4
    4-amino-N-((2S)-2,3-dihydroxypropyl)-7-(2-methoxy-4-pyridinyl)pyrrolo[2,1-f][1,2,4]triazine-5-carboxamide
    —— 4-amino-7-(2-methoxy-4-pyridinyl)-N-(3-(4-morpholinylmethyl)benzyl)pyrrolo[2,1-f][1,2,4]triazine-5-carboxamide 1338049-52-7 C25H27N7O3
    4-amino-7-(2-methoxy-4-pyridinyl)-N-(3-(4-morpholinylmethyl)benzyl)pyrrolo[2,1-f][1,2,4]triazine-5-carboxamide
    —— 4-[(β-D-lactopyranosyl)(methyl)aminooxy]-4-oxobutanoic acid 1023955-89-6 C17H29NO14
    4-[(β-D-lactopyranosyl)(methyl)aminooxy]-4-oxobutanoic acid
    —— 4-((2,4-dichloro-5-methoxyphenyl)-amino)-6-methoxy-7-(3-(4-methyl-1-piperazinyl)-propoxy)-3-quinoline-carbonitrile isopropanol solvate 918639-09-5 C3H8O*C26H29Cl2N5O3
    4-((2,4-dichloro-5-methoxyphenyl)-amino)-6-methoxy-7-(3-(4-methyl-1-piperazinyl)-propoxy)-3-quinoline-carbonitrile isopropanol solvate
    —— 4-(2-Chloro-4-methoxyphenyl)-5-methyl-2-[N-(5-cyclopropylcarbonyl-2-methoxyphenyl)-N-propylamino]thiazole 205757-38-6 C25H27ClN2O3S
    4-(2-Chloro-4-methoxyphenyl)-5-methyl-2-[N-(5-cyclopropylcarbonyl-2-methoxyphenyl)-N-propylamino]thiazole
    —— 4-(2-Chloro-4-methoxyphenyl)-5-methyl-2-[N-(5-isobutyryl-2-methoxyphenyl)-N-propylamino]thiazole 741235-54-1 C25H29ClN2O3S
    4-(2-Chloro-4-methoxyphenyl)-5-methyl-2-[N-(5-isobutyryl-2-methoxyphenyl)-N-propylamino]thiazole
    —— 4-(trifluoromethyl)benzyl 4-bromo-3,3-dimethylcyclopenta-1,4-dienecarboxylate 1518910-82-1 C16H14BrF3O2
    4-(trifluoromethyl)benzyl 4-bromo-3,3-dimethylcyclopenta-1,4-dienecarboxylate
    —— 4-(3,5-Dithioxo-1,2,4-triazolidin-4-yl)benzoic acid 143214-27-1 C9H7N3O2S2
    4-(3,5-Dithioxo-1,2,4-triazolidin-4-yl)benzoic acid
    —— 4,6-bis[1-(benzylimino)ethyl]resorcinol 1044138-26-2 C24H24N2O2
    4,6-bis[1-(benzylimino)ethyl]resorcinol
    —— 4-methanesulfonylamino-2-methoxy-5-vinyl-benzylamine 911193-57-2 C11H16N2O3S
    4-methanesulfonylamino-2-methoxy-5-vinyl-benzylamine
    —— 4-(10,11,12,13,14,14a-hexahydro-cyclohepta[b]phenanthro[9,10-e][1,4]dioxin-9a-yl)-morpholine 3580-19-6 C25H27NO3
    4-(10,11,12,13,14,14a-hexahydro-cyclohepta[b]phenanthro[9,10-e][1,4]dioxin-9a-yl)-morpholine
    —— 4-[N'-(2-Methoxycarbonyl-4-methyl-thiophen-3-yl)-hydrazino]-quinoline-3-carboxylic acid ethyl ester 114652-11-8 C19H19N3O4S
    4-[N'-(2-Methoxycarbonyl-4-methyl-thiophen-3-yl)-hydrazino]-quinoline-3-carboxylic acid ethyl ester
    —— 4-(1H-3-pyrrolyl)pyridin-3-amine 1095911-42-4 C9H9N3
    4-(1H-3-pyrrolyl)pyridin-3-amine
    —— 4-chloro-3(1-pyrrolidinyl)-5-sulfamoylbenzoic acid 107946-69-0 C11H13ClN2O4S
    4-chloro-3(1-pyrrolidinyl)-5-sulfamoylbenzoic acid
    —— [4-[5-amino-6-(1H-benzimidazol-2-yl)pyrazin-2-yl]-2-fluorophenyl]-piperazin-1-ylmethanone 1232422-14-8 C22H20FN7O
    [4-[5-amino-6-(1H-benzimidazol-2-yl)pyrazin-2-yl]-2-fluorophenyl]-piperazin-1-ylmethanone
    —— 4-[4-[4-(2H-tetrazol-5-yl)phenyl]-1,3-thiazol-2-yl]phenol 1050503-41-7 C16H11N5OS
    4-[4-[4-(2H-tetrazol-5-yl)phenyl]-1,3-thiazol-2-yl]phenol
    —— <4-D>thiazol 14770-28-6 C3H3NS
    <4-D>thiazol
    —— 4-Methyl-2-phenyl-3,4-diaza-bicyclo<4.1.0>hepten-(2)-on-(5) 21769-52-8 C12H12N2O
    4-Methyl-2-phenyl-3,4-diaza-bicyclo<4.1.0>hepten-(2)-on-(5)
    —— 4-(3-Bromobenzenesulfonyl)-1-[1-(4-pyridyl)-4-piperidylmethyl]-2-piperazinone Hydrochloride 239072-36-7 C21H25BrN4O3S*ClH
    4-(3-Bromobenzenesulfonyl)-1-[1-(4-pyridyl)-4-piperidylmethyl]-2-piperazinone Hydrochloride
    —— (4-bromophenyl)(3-methyl-3H-imidazol-4-yl)methanone 1450739-23-7 C11H9BrN2O
    (4-bromophenyl)(3-methyl-3H-imidazol-4-yl)methanone
    —— (4S)-4-benzyl-3-(p-methoxybenzyl)-1,2,3-oxothiazolidine S,S-dioxide 132233-11-5 C17H19NO4S
    (4S)-4-benzyl-3-(p-methoxybenzyl)-1,2,3-oxothiazolidine S,S-dioxide
    —— 4-[N-[1-[3-methoxy-4-[N'-(2-methylphenyl)ureido]phenylacetyl]-2-pyrrolidinylmethyl]-N-methylamino]benzoic Acid 317352-41-3 C30H34N4O5
    4-[N-[1-[3-methoxy-4-[N'-(2-methylphenyl)ureido]phenylacetyl]-2-pyrrolidinylmethyl]-N-methylamino]benzoic Acid
    —— 4-(3-thioxo-3H-1,2-dithiol-5-yl)phenyl 3,5-dimethoxybenzoate 1258508-97-2 C18H14O4S3
    4-(3-thioxo-3H-1,2-dithiol-5-yl)phenyl 3,5-dimethoxybenzoate
    —— 4-(1-hydroxy-1-(5-(2-(8-methyl-1-phenyl-3,4-dihydroisoquinolin-2(1H)-yl)-2-oxoethyl)benzofuran-2-yl)ethyl)pyridine 1-oxide 1422169-02-5 C33H30N2O4
    4-(1-hydroxy-1-(5-(2-(8-methyl-1-phenyl-3,4-dihydroisoquinolin-2(1H)-yl)-2-oxoethyl)benzofuran-2-yl)ethyl)pyridine 1-oxide
    —— 4-(4-(1-(4-chloro-3-fluorophenyl)-2-(piperidin-1-yl)ethyl)piperazin-1-yl)-7,8-dihydropteridin-6(5H)-one 1610452-81-7 C23H29ClFN7O
    4-(4-(1-(4-chloro-3-fluorophenyl)-2-(piperidin-1-yl)ethyl)piperazin-1-yl)-7,8-dihydropteridin-6(5H)-one
    —— 4-{[5-(morpholin-4-yl)-1,3-dioxoisoindol-2-yl]methyl}benzoic acid 1613391-57-3 C20H18N2O5
    4-{[5-(morpholin-4-yl)-1,3-dioxoisoindol-2-yl]methyl}benzoic acid
    —— 4''-O-acetyl-11-amino-9-deoxo-11-deoxy-9,11-N-nitriloethano-6-O-methylerythromycin A 11,12-cyclic carbamate 374752-14-4 C43H73N3O13
    4''-O-acetyl-11-amino-9-deoxo-11-deoxy-9,11-N-nitriloethano-6-O-methylerythromycin A 11,12-cyclic carbamate
    —— 4-[3,5-diacetoxy-7-(2-methylbut-3-en-2-yloxy)-4-oxo-4H-chromen-2-yl]-1,2-phenylene diacetate 1383545-61-6 C28H26O11
    4-[3,5-diacetoxy-7-(2-methylbut-3-en-2-yloxy)-4-oxo-4H-chromen-2-yl]-1,2-phenylene diacetate
    —— 4-<2-Methoxy-5-isopropyl-phenyl>-buttersaeure-aethylester 97881-05-5 C16H24O3
    4-<2-Methoxy-5-isopropyl-phenyl>-buttersaeure-aethylester
    —— 4-(3-bromo-1,2-oxazole-5-carbonyl)-N-(2-cyano-4,5-dimethoxyphenyl)piperazine-1-carbothioamide 124953-42-0 C18H18BrN5O4S
    4-(3-bromo-1,2-oxazole-5-carbonyl)-N-(2-cyano-4,5-dimethoxyphenyl)piperazine-1-carbothioamide
    —— [4-(But-2-ene-1-sulfonyl)phenyl]hydrazine 62453-95-6 C10H14N2O2S
    [4-(But-2-ene-1-sulfonyl)phenyl]hydrazine
    —— 4,8-didecyl-3,9-dioxo-6-hydroxy-4,8-diaza-1,11-undecanedicarboxylic acid 167160-08-9 C31H58N2O7
    4,8-didecyl-3,9-dioxo-6-hydroxy-4,8-diaza-1,11-undecanedicarboxylic acid
    —— 4-[[[5-chloro-2-[2-methyl-4-[1-[1-(methylamino)cyclopropanecarbonyl]piperidin-4-yl]anilino]pyrimidin-4-yl]amino]methyl]-3,3-dimethyl-1H-indol-2-one 1383679-71-7 C32H38ClN7O2
    4-[[[5-chloro-2-[2-methyl-4-[1-[1-(methylamino)cyclopropanecarbonyl]piperidin-4-yl]anilino]pyrimidin-4-yl]amino]methyl]-3,3-dimethyl-1H-indol-2-one
    —— 4-hydroxy-7-methylindan-5-carbaldehyde 1132712-73-2 C11H12O2
    4-hydroxy-7-methylindan-5-carbaldehyde
    —— 4-[[[5-chloro-2-[4-(4-cyclobutylpiperazin-1-yl)-2-methoxyanilino]pyrimidin-4-yl]amino]methyl]-3,3-dimethyl-1H-indol-2-one 1383679-80-8 C30H36ClN7O2
    4-[[[5-chloro-2-[4-(4-cyclobutylpiperazin-1-yl)-2-methoxyanilino]pyrimidin-4-yl]amino]methyl]-3,3-dimethyl-1H-indol-2-one
    —— 4-(Difluoromethoxy)-I+/--(ethoxymethyl)benzenemethanamine 1094363-88-8 C11H15F2NO2
    4-(Difluoromethoxy)-I+/--(ethoxymethyl)benzenemethanamine
    —— 4-Methoxy-3-[2-(4-methoxy-bicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)-ethyl]-hexa-1,4,5-trien-3-ol 95539-89-2 C18H22O3
    4-Methoxy-3-[2-(4-methoxy-bicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)-ethyl]-hexa-1,4,5-trien-3-ol
    —— 4-Bromo-5-hydroxy-3-methoxy-2-nitro-benzaldehyde 72543-91-0 C8H6BrNO5
    4-Bromo-5-hydroxy-3-methoxy-2-nitro-benzaldehyde
    —— 4-hexyl-2-phenethyl-1,2,3,4-tetrahydroisoquinoline 1312343-61-5 C23H31N
    4-hexyl-2-phenethyl-1,2,3,4-tetrahydroisoquinoline
    —— {4-[5-fluoro-2-((R)-3-phenylbutyryl)-1,2,3,4-tetrahydroisoquinolin-8-yl]-3-isopropoxyphenyl}acetic acid 1445888-96-9 C30H32FNO4
    {4-[5-fluoro-2-((R)-3-phenylbutyryl)-1,2,3,4-tetrahydroisoquinolin-8-yl]-3-isopropoxyphenyl}acetic acid
    —— 4-[5-(cyclopropylsulfonyl)-2-(2,4-difluorophenoxy)phenyl]-6-methyl-1,6-dihydro-7H-pyrrolo[2,3-c]pyridin-7-one 1446235-22-8 C23H18F2N2O4S
    4-[5-(cyclopropylsulfonyl)-2-(2,4-difluorophenoxy)phenyl]-6-methyl-1,6-dihydro-7H-pyrrolo[2,3-c]pyridin-7-one
    —— 4-[2-[3,5-Bis(4-fluorophenyl)-1,2,4-triazol-1-yl]acetyl]-1-(6-methoxypyridin-2-yl)piperazin-2-one 1443255-41-1 C26H22F2N6O3
    4-[2-[3,5-Bis(4-fluorophenyl)-1,2,4-triazol-1-yl]acetyl]-1-(6-methoxypyridin-2-yl)piperazin-2-one