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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-acetonyl-1-methyl-2,6-piperidinedione 128990-87-4 C9H13NO3
    4-acetonyl-1-methyl-2,6-piperidinedione
    —— 4-(1,1-dichloro-2,2,2-trifluoroethyl)-6,6-dimethyl-3-oxabicyclo[3.1.0]hexan-2-one-d7 1391598-60-9 C9H9Cl2F3O2
    4-(1,1-dichloro-2,2,2-trifluoroethyl)-6,6-dimethyl-3-oxabicyclo[3.1.0]hexan-2-one-d7
    —— 4-(8-hydroxy-5-(4-(4-oxobutyl)phenyl)-6-thioxo-5,7-diazaspiro[3.4]octan-7-yl)-2-(trifluoromethyl)-benzonitrile 1146975-29-2 C24H22F3N3O2S
    4-(8-hydroxy-5-(4-(4-oxobutyl)phenyl)-6-thioxo-5,7-diazaspiro[3.4]octan-7-yl)-2-(trifluoromethyl)-benzonitrile
    —— 4-(2-(((9H-fluoren-9-yl)methoxy)carbonylamino)-N-benzylacetamido)benzoic acid 1233518-11-0 C31H26N2O5
    4-(2-(((9H-fluoren-9-yl)methoxy)carbonylamino)-N-benzylacetamido)benzoic acid
    —— 4'-Methoxy-2.2-dimethylpropiophenonhydrazon 54953-03-6 C12H18N2O
    4'-Methoxy-2.2-dimethylpropiophenonhydrazon
    —— 4-methyl-2-oxo-1,2,3,4-tetrahydro-pyrimidine-5-carboxylic acid methyl ester 39541-81-6 C7H10N2O3
    4-methyl-2-oxo-1,2,3,4-tetrahydro-pyrimidine-5-carboxylic acid methyl ester
    —— 4-((((9H-fluoren-9-yl)methoxy)carbonyl)(3-(tert-butoxycarbonylamino)propyl)amino)benzoic acid 1233518-09-6 C30H32N2O6
    4-((((9H-fluoren-9-yl)methoxy)carbonyl)(3-(tert-butoxycarbonylamino)propyl)amino)benzoic acid
    —— 4-[1-((2S)-2-azido-benzoyl)-pyrrolidine-2-yl]-butan-2,4-dione 1167990-68-2 C15H16N4O3
    4-[1-((2S)-2-azido-benzoyl)-pyrrolidine-2-yl]-butan-2,4-dione
    —— 4-(3-methoxy-2-methylphenyl)butanoic acid 211503-45-6 C12H16O3
    4-(3-methoxy-2-methylphenyl)butanoic acid
    —— 4-cyclohexyl-4-(thiazol-2-ylaminomethyl)-piperidine-1-carboxylic acid tert-butyl ester 624732-88-3 C20H33N3O2S
    4-cyclohexyl-4-(thiazol-2-ylaminomethyl)-piperidine-1-carboxylic acid tert-butyl ester
    —— (4S,5R)-4-[(1S,2R)-1-[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]-1-methoxypropan-2-yl]-2-(4-methoxyphenyl)-5-methyl-1,3-dioxane 251083-15-5 C21H32O6
    (4S,5R)-4-[(1S,2R)-1-[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]-1-methoxypropan-2-yl]-2-(4-methoxyphenyl)-5-methyl-1,3-dioxane
    —— 4-[7-(2-{3-chloro-4-[(1-methylethyl)oxy]phenyl}-1,3-thiazol-5-yl)-1,2,4,5-tetrahydro-3H-3-benzazepin-3-yl]butanoic acid 1258440-06-0 C26H29ClN2O3S
    4-[7-(2-{3-chloro-4-[(1-methylethyl)oxy]phenyl}-1,3-thiazol-5-yl)-1,2,4,5-tetrahydro-3H-3-benzazepin-3-yl]butanoic acid
    —— 4-(3-methoxy-4-nitrophenoxy)tetrahydro-2H-pyran 1097921-20-4 C12H15NO5
    4-(3-methoxy-4-nitrophenoxy)tetrahydro-2H-pyran
    —— (4R,6R)-6-[2-(2-Benzhydryl-5-methyl-pyrrol-1-yl)-ethyl]-4-hydroxy-tetrahydro-pyran-2-one 104568-85-6 C25H27NO3
    (4R,6R)-6-[2-(2-Benzhydryl-5-methyl-pyrrol-1-yl)-ethyl]-4-hydroxy-tetrahydro-pyran-2-one
    —— 4-Butyl-thiophene-2-carboxylic acid 156491-72-4 C9H12O2S
    4-Butyl-thiophene-2-carboxylic acid
    —— (+/-)-4-Bromo-α-(3-methoxybenzene)benzyl Chloride 134446-27-8 C14H12BrClO
    (+/-)-4-Bromo-α-(3-methoxybenzene)benzyl Chloride
    —— 4<i>t</i>-phenyl-but-3-en-2-one-(4-phenyl-thiazol-2-ylhydrazone) 94332-81-7 C19H17N3S
    4<i>t</i>-phenyl-but-3-en-2-one-(4-phenyl-thiazol-2-ylhydrazone)
    —— 4-Amino-13-(2,3-dichlorophenyl)-6-methyl-11-oxo-8-thia-3,10-diazatricyclo[7.4.0.02,7]trideca-1(9),2(7),3,5-tetraene-5-carbonitrile 1191060-57-7 C18H12Cl2N4OS
    4-Amino-13-(2,3-dichlorophenyl)-6-methyl-11-oxo-8-thia-3,10-diazatricyclo[7.4.0.02,7]trideca-1(9),2(7),3,5-tetraene-5-carbonitrile
    —— 4-Butyl-thiophene-2-carboxylic acid methyl ester 156491-70-2 C10H14O2S
    4-Butyl-thiophene-2-carboxylic acid methyl ester
    —— 4-(2-bromo-ethyl)-2-<i>tert</i>-butyl-5-methyl-anisole 857591-10-7 C14H21BrO
    4-(2-bromo-ethyl)-2-<i>tert</i>-butyl-5-methyl-anisole
    —— 4-Amino-13-(2,5-dichlorophenyl)-6-methyl-11-oxo-8-thia-3,10-diazatricyclo[7.4.0.02,7]trideca-1(9),2(7),3,5-tetraene-5-carbonitrile 1191060-61-3 C18H12Cl2N4OS
    4-Amino-13-(2,5-dichlorophenyl)-6-methyl-11-oxo-8-thia-3,10-diazatricyclo[7.4.0.02,7]trideca-1(9),2(7),3,5-tetraene-5-carbonitrile
    —— 4-(4-{2-[4-(1,3-dioxo-1,3-dihydroisoindol-2-yl)phenyl]ethyl}phenoxy)butyric acid 1312612-95-5 C26H23NO5
    4-(4-{2-[4-(1,3-dioxo-1,3-dihydroisoindol-2-yl)phenyl]ethyl}phenoxy)butyric acid
    —— 4-(8-Oxo-5-(4-(4-oxobutyl)phenyl)-6-thioxo-5,7-diazaspiro[3.4]octan-7-yl)-2-(trifluoromethyl)benzonitrile 1146975-01-0 C24H20F3N3O2S
    4-(8-Oxo-5-(4-(4-oxobutyl)phenyl)-6-thioxo-5,7-diazaspiro[3.4]octan-7-yl)-2-(trifluoromethyl)benzonitrile
    —— 4-(4,5,6,7-tetrabromo-1H-benzimidazol-2-ylsulfanyl)butyric acid 1356340-47-0 C11H8Br4N2O2S
    4-(4,5,6,7-tetrabromo-1H-benzimidazol-2-ylsulfanyl)butyric acid
    —— 4-(5-(4-(3-(4,5-dihydro-1H-imidazol-2-yl)propyl)phenyl)-8-oxo-6-thioxo-5,7-diaza-spiro[3.4]octan-7-yl)-2-(trifluoromethyl)benzonitrile 1146975-02-1 C26H24F3N5OS
    4-(5-(4-(3-(4,5-dihydro-1H-imidazol-2-yl)propyl)phenyl)-8-oxo-6-thioxo-5,7-diaza-spiro[3.4]octan-7-yl)-2-(trifluoromethyl)benzonitrile
    —— 4-(4-cyano-[1,1'4',1"]-terphenyl-4"-yloxy)butyric acid ethyl ester 873874-28-3 C25H23NO3
    4-(4-cyano-[1,1'4',1"]-terphenyl-4"-yloxy)butyric acid ethyl ester
    —— 4-(5-<i>tert</i>-butyl-4-methoxy-2-methyl-phenyl)-butyric acid 26822-07-1 C16H24O3
    4-(5-<i>tert</i>-butyl-4-methoxy-2-methyl-phenyl)-butyric acid
    —— 4-(8-oxo-5,6,7-tetrahydro-naphthalen-2-yloxy)butyric acid 943539-26-2 C14H16O4
    4-(8-oxo-5,6,7-tetrahydro-naphthalen-2-yloxy)butyric acid
    —— 4-chloro-5-(4-methylpiperazin-1-ylcarbonyl)-6-methyl-2-phenylpyrimidine 159971-07-0 C17H19ClN4O
    4-chloro-5-(4-methylpiperazin-1-ylcarbonyl)-6-methyl-2-phenylpyrimidine
    —— 4-[[4-[2-[2,6-Diamino-5-(3,4-dichlorophenyl)pyrimidin-4-yl]ethyl]phenyl]carbamoylamino]benzenesulfonyl fluoride 21975-98-4 C25H21Cl2FN6O3S
    4-[[4-[2-[2,6-Diamino-5-(3,4-dichlorophenyl)pyrimidin-4-yl]ethyl]phenyl]carbamoylamino]benzenesulfonyl fluoride
    —— 4-amino-8-(2-phenyl-1H-benzo[d]imidazol-6-yl)cinnoline-3-carboxamide 1463056-15-6 C22H16N6O
    4-amino-8-(2-phenyl-1H-benzo[d]imidazol-6-yl)cinnoline-3-carboxamide
    —— 4-Amino-13-(2,4-dichlorophenyl)-6-methyl-11-oxo-8-thia-3,10-diazatricyclo[7.4.0.02,7]trideca-1(9),2(7),3,5-tetraene-5-carbonitrile 1191060-59-9 C18H12Cl2N4OS
    4-Amino-13-(2,4-dichlorophenyl)-6-methyl-11-oxo-8-thia-3,10-diazatricyclo[7.4.0.02,7]trideca-1(9),2(7),3,5-tetraene-5-carbonitrile
    —— 4-[2-[(3R)-4-[2-chloro-4-(2-hydroxyethoxy)phenyl]-3-phenylpiperazin-1-yl]ethyl]benzonitrile 1097636-19-5 C27H28ClN3O2
    4-[2-[(3R)-4-[2-chloro-4-(2-hydroxyethoxy)phenyl]-3-phenylpiperazin-1-yl]ethyl]benzonitrile
    —— (4E)-4-(1',3',4',5'-tetrahydro-4',4'-7',8'-tetramethyl-2H-1',5'-benzodiazepin-2'-ylidene)-5,5-dimethyldihydrothiophen-3(2H)-one 1190132-80-9 C19H26N2OS
    (4E)-4-(1',3',4',5'-tetrahydro-4',4'-7',8'-tetramethyl-2H-1',5'-benzodiazepin-2'-ylidene)-5,5-dimethyldihydrothiophen-3(2H)-one
    —— 4-Azaniumyl-1-hydroxy-2,2,6,6-tetramethylpiperidine-4-carboxylate —— C10H20N2O3
    4-Azaniumyl-1-hydroxy-2,2,6,6-tetramethylpiperidine-4-carboxylate
    —— 4H-1,4-Benzothiazine, 3-(4-methylphenyl)- 501001-62-3 C15H13NS
    4H-1,4-Benzothiazine, 3-(4-methylphenyl)-
    —— (4aS,5R,6S,8aR)-5-[(2,3,6-trimethoxyphenyl)(hydroxy)methyl]-5,6,8a-trimethyldecahydronaphthalene-1-spiro-2'-(1',3'-dioxolane) 1070795-39-9 C25H38O6
    (4aS,5R,6S,8aR)-5-[(2,3,6-trimethoxyphenyl)(hydroxy)methyl]-5,6,8a-trimethyldecahydronaphthalene-1-spiro-2'-(1',3'-dioxolane)
    —— 4-chloro-5,6-dihydro-5-(4-methylpiperazin-1-ylcarbonyl)-6-methyl-2-phenylpyrimidine 159971-06-9 C17H21ClN4O
    4-chloro-5,6-dihydro-5-(4-methylpiperazin-1-ylcarbonyl)-6-methyl-2-phenylpyrimidine
    —— 4-(2-{3-[4-(4-cyclopropylbenzyloxy)-3-methoxyphenyl]azetidine-1-carbonyl}pyridin-4-yloxy)butyric acid 1255304-37-0 C30H32N2O6
    4-(2-{3-[4-(4-cyclopropylbenzyloxy)-3-methoxyphenyl]azetidine-1-carbonyl}pyridin-4-yloxy)butyric acid
    —— 4-bromo-2,2,7,7-tetramethyl-dihydro-iso-benzofuran 179538-76-2 C12H15BrO
    4-bromo-2,2,7,7-tetramethyl-dihydro-iso-benzofuran
    —— 4,5-dimethyl-2-(phenyldiazen-1-yl)-1-vinylpyrrole 1228956-85-1 C14H15N3
    4,5-dimethyl-2-(phenyldiazen-1-yl)-1-vinylpyrrole
    —— 4-{2-[7-(3,3-dimethyl-2-oxobutyl)-9-oxa-3,7-diazabicyclo[3.3.1]non-3-yl]ethyl}benzonitrile 335619-10-8 C21H29N3O2
    4-{2-[7-(3,3-dimethyl-2-oxobutyl)-9-oxa-3,7-diazabicyclo[3.3.1]non-3-yl]ethyl}benzonitrile
    —— 4-(1-methyl-4,5,6,7-tetrabromobenzimidazol-2-ylsulfanyl)butyric acid 1356340-48-1 C12H10Br4N2O2S
    4-(1-methyl-4,5,6,7-tetrabromobenzimidazol-2-ylsulfanyl)butyric acid
    —— 4-(2-(3-hydroxypropyl)phenyl)piperidin-4-ol 1292306-32-1 C14H21NO2
    4-(2-(3-hydroxypropyl)phenyl)piperidin-4-ol
    —— 4,4'-dibromo-2,2',5,5'-tetramethyl-3,3'-bithiophene 38319-62-9 C12H12Br2S2
    4,4'-dibromo-2,2',5,5'-tetramethyl-3,3'-bithiophene
    —— 4-[2-[(3R)-3-(4-chlorophenyl)-4-[2-fluoro-4-(2-hydroxyethoxy)phenyl]piperazin-1-yl]ethyl]benzonitrile 1097209-59-0 C27H27ClFN3O2
    4-[2-[(3R)-3-(4-chlorophenyl)-4-[2-fluoro-4-(2-hydroxyethoxy)phenyl]piperazin-1-yl]ethyl]benzonitrile
    —— 4-<6-(4-Acetamidophenyl)-3-hexenyl>-3,5-heptandion 52122-41-5 C21H29NO3
    4-<6-(4-Acetamidophenyl)-3-hexenyl>-3,5-heptandion
    —— 4-(4-nitro-1H-pyrazol-1-yl)butan-1-ol 1153245-96-5 C7H11N3O3
    4-(4-nitro-1H-pyrazol-1-yl)butan-1-ol
    —— 4-(4-octyl-phenoxy)-butyric acid 1071001-76-7 C18H28O3
    4-(4-octyl-phenoxy)-butyric acid
    —— (4S,5S,6S)-7-(tert-Butyl-diphenyl-silanyloxy)-5-hydroxy-4,6-dimethyl-hept-2-ynoic acid 235099-36-2 C25H32O4Si
    (4S,5S,6S)-7-(tert-Butyl-diphenyl-silanyloxy)-5-hydroxy-4,6-dimethyl-hept-2-ynoic acid