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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-bromo-N,N'-dimethylphthalhydrazide 874347-43-0 C10H9BrN2O2
    4-bromo-N,N'-dimethylphthalhydrazide
    —— 4-(3,6-dioxaheptyloxy)-3-(benzyloxy)pyridine-2-carboxaldehyde 1393456-56-8 C18H21NO5
    4-(3,6-dioxaheptyloxy)-3-(benzyloxy)pyridine-2-carboxaldehyde
    —— 4-nitro-benzoic acid-(2,2-dimethoxy-1,1-dimethyl-2-phenyl-ethyl ester) 7476-43-9 C19H21NO6
    4-nitro-benzoic acid-(2,2-dimethoxy-1,1-dimethyl-2-phenyl-ethyl ester)
    —— 4-(((p-(Bis(2-chloroethyl)amino)phenyl)imino)methyl)-5-hydroxy-6-methyl-3-pyridinemethanol 79967-32-1 C18H21Cl2N3O2
    4-(((p-(Bis(2-chloroethyl)amino)phenyl)imino)methyl)-5-hydroxy-6-methyl-3-pyridinemethanol
    —— 4-(3,6-dioxaheptyloxy)-3-hydroxy-2-pyridinecarbonitrile 1393456-59-1 C11H14N2O4
    4-(3,6-dioxaheptyloxy)-3-hydroxy-2-pyridinecarbonitrile
    —— 4,6-O-(R)-Benzylidene-1,2-dideoxy-1-(α-naphthylamino)-D-erythro-hex-1-enopyranos-3-ulose 270069-47-1 C23H19NO4
    4,6-O-(R)-Benzylidene-1,2-dideoxy-1-(α-naphthylamino)-D-erythro-hex-1-enopyranos-3-ulose
    —— 4,6-diamino-7-[(2-methoxyethoxy)methyl]-pyrrolo[2,3-d]pyrimidine-5-carbonitryle 172256-86-9 C11H14N6O2
    4,6-diamino-7-[(2-methoxyethoxy)methyl]-pyrrolo[2,3-d]pyrimidine-5-carbonitryle
    —— 4-(2-(4-Chlorophenyl)-3-(1H-imidazol-1-yl)oxiranyl)benzamide 79478-71-0 C18H14ClN3O2
    4-(2-(4-Chlorophenyl)-3-(1H-imidazol-1-yl)oxiranyl)benzamide
    —— 4-methylthio-5-(p-chlorobenzoyl)-1-methylpyrrole-2-acetic acid 86186-88-1 C15H14ClNO3S
    4-methylthio-5-(p-chlorobenzoyl)-1-methylpyrrole-2-acetic acid
    —— (4R) 5-(t-butyldiphenylsilyloxy)-4-methylpentan-1-ol 164907-39-5 C22H32O2Si
    (4R) 5-(t-butyldiphenylsilyloxy)-4-methylpentan-1-ol
    —— 4-(prop-2-ynyl)-benzaldehyde 51205-88-0 C10H8O
    4-(prop-2-ynyl)-benzaldehyde
    —— [4-trimethylsilyl-1-tri(propan-2-yl)silylindol-5-yl] N-propan-2-ylcarbamate 1259448-35-5 C24H42N2O2Si2
    [4-trimethylsilyl-1-tri(propan-2-yl)silylindol-5-yl] N-propan-2-ylcarbamate
    —— 4-(3,4-dichlorophenyl)-1H-1,2,3-triazole 1256164-20-1 C8H5Cl2N3
    4-(3,4-dichlorophenyl)-1H-1,2,3-triazole
    —— 4-ethyl-1-[(1-methyl-pyrrol-2-yl)acetyl]semicarbazide 1217115-28-0 C10H16N4O2
    4-ethyl-1-[(1-methyl-pyrrol-2-yl)acetyl]semicarbazide
    —— 4-Norcarene-7-amine, succinate, exo- 79531-59-2 C11H17NO4
    4-Norcarene-7-amine, succinate, exo-
    —— 4-Phenyl-1-(1-naphthyl)butenin 61172-17-6 C20H14
    4-Phenyl-1-(1-naphthyl)butenin
    —— 4-Chloro-1-methyl-3-phenyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid 1026383-67-4 C14H10ClN3O2
    4-Chloro-1-methyl-3-phenyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid
    —— 4-(3-methylpyrrol-2-yl)pyridine 224453-61-6 C10H10N2
    4-(3-methylpyrrol-2-yl)pyridine
    —— 4-fluoro-N-phenyl-3-(trifluoromethyl)benzamide 1301644-67-6 C14H9F4NO
    4-fluoro-N-phenyl-3-(trifluoromethyl)benzamide
    —— 4-(4,5-Dihydro-5-methyl-1H-pyrazol-1-yl)-6-methyl-1,3,5-triazin-2-amine 79611-16-8 C8H12N6
    4-(4,5-Dihydro-5-methyl-1H-pyrazol-1-yl)-6-methyl-1,3,5-triazin-2-amine
    —— (4RS)-4,5-{[bis(1,1-dimethylethyl)silylene]dioxy}-3,4-dihydronaphthalen-1(2H)-one 1172999-52-8 C18H26O3Si
    (4RS)-4,5-{[bis(1,1-dimethylethyl)silylene]dioxy}-3,4-dihydronaphthalen-1(2H)-one
    —— 4-(2-(4-Chlorophenyl)-3-(1H-imidazol-1-yl)oxiranyl)benzoic acid 79478-70-9 C18H13ClN2O3
    4-(2-(4-Chlorophenyl)-3-(1H-imidazol-1-yl)oxiranyl)benzoic acid
    —— 4-(4-nitrophenyl)-2,5-diphenyl-1H-imidazole 39859-78-4 C21H15N3O2
    4-(4-nitrophenyl)-2,5-diphenyl-1H-imidazole
    —— 4-dimethylamino-3-quinolinesulfonic acid 205985-52-0 C11H12N2O3S
    4-dimethylamino-3-quinolinesulfonic acid
    —— 4-Chloro-1-methyl-3-phenyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid amide 851520-78-0 C14H11ClN4O
    4-Chloro-1-methyl-3-phenyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid amide
    —— 4-chloro-7-fluoro-2-phenylquinoline 954225-43-5 C15H9ClFN
    4-chloro-7-fluoro-2-phenylquinoline
    —— 4-Chloro-3-(4-chloro-phenyl)-1-methyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid ethyl ester 1027461-44-4 C16H13Cl2N3O2
    4-Chloro-3-(4-chloro-phenyl)-1-methyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid ethyl ester
    —— 4-hydroxy-2H-1,4-benzoxazin-3(4H)-one 157067-46-4 C16H23NO3Si
    4-hydroxy-2H-1,4-benzoxazin-3(4H)-one
    —— 4-Chloro-1-methyl-3-phenyl-1H-pyrazolo[3,4-b]pyridine-5-carbonyl chloride 1027419-02-8 C14H9Cl2N3O
    4-Chloro-1-methyl-3-phenyl-1H-pyrazolo[3,4-b]pyridine-5-carbonyl chloride
    —— 4-Methyl-N-(2-methyl-5-phenyl-2H-pyrazol-3-yl)-benzenesulfonamide 92133-90-9 C17H17N3O2S
    4-Methyl-N-(2-methyl-5-phenyl-2H-pyrazol-3-yl)-benzenesulfonamide
    —— 4,4′-bis(phenylsulfanyl)-2,2′,5,5′-tetrahydroxybiphenyl 1310713-51-9 C24H18O4S2
    4,4′-bis(phenylsulfanyl)-2,2′,5,5′-tetrahydroxybiphenyl
    —— 4-N-benzoyl-2-C-β-methylcytidine 220503-82-2 C17H19N3O6
    4-N-benzoyl-2-C-β-methylcytidine
    —— 4-(4-Methoxy-benzyl)-quinazoline 98512-37-9 C16H14N2O
    4-(4-Methoxy-benzyl)-quinazoline
    —— <4-Carboxy-2-nitro-phenyl>-trifluormethyl-sulfon 1948-95-4 C8H4F3NO6S
    <4-Carboxy-2-nitro-phenyl>-trifluormethyl-sulfon
    —— 4,4-di-tert-butyl-1,7-dimethyl-3,5,11-trioxa-4-sila-tricyclo[5.3.1.0(2,6)]undecan-9-one 1142363-21-0 C17H30O4Si
    4,4-di-tert-butyl-1,7-dimethyl-3,5,11-trioxa-4-sila-tricyclo[5.3.1.0(2,6)]undecan-9-one
    —— 4-n-butyl-3-n-propylquinolin-2(1H)-one 5659-23-4 C16H21NO
    4-n-butyl-3-n-propylquinolin-2(1H)-one
    —— 4-Chloro-7,8-dimethoxy-5-methyl-2N-methylamino-5H-indeno<1,2-d>pyrimidine 146722-79-4 C15H16ClN3O2
    4-Chloro-7,8-dimethoxy-5-methyl-2N-methylamino-5H-indeno<1,2-d>pyrimidine
    —— 4-cyano-N-(quinolin-8-yl)benzenesulfonamide 1177645-79-2 C16H11N3O2S
    4-cyano-N-(quinolin-8-yl)benzenesulfonamide
    —— (4-methoxyphenyl)(2-phenylcyclopropyl)methanone 54619-93-1 C17H16O2
    (4-methoxyphenyl)(2-phenylcyclopropyl)methanone
    —— 4,5-epoxy-cyclohexane-1,2-dicarboxylic acid 49629-93-8 C8H10O5
    4,5-epoxy-cyclohexane-1,2-dicarboxylic acid
    —— 4-(Trifluoromethylthio)benzoic acid 4-[[5-(1-naphthalenyl)-1,3,4-oxadiazol-2-yl]thio]but-2-ynyl ester 1222868-43-0 C24H15F3N2O3S2
    4-(Trifluoromethylthio)benzoic acid 4-[[5-(1-naphthalenyl)-1,3,4-oxadiazol-2-yl]thio]but-2-ynyl ester
    —— 4-chloro-2-{[4-(methylsulfonyl) phenyl]thio}phenol 847148-23-6 C13H11ClO3S2
    4-chloro-2-{[4-(methylsulfonyl) phenyl]thio}phenol
    —— 4-chloro-2-{[(2S)-1-[(4-methoxy-2,6-dimethylphenyl)sulfonyl]piprridin-2-yl]methoxy}pyrimidine 1224586-87-1 C19H24ClN3O4S
    4-chloro-2-{[(2S)-1-[(4-methoxy-2,6-dimethylphenyl)sulfonyl]piprridin-2-yl]methoxy}pyrimidine
    —— 4-methoxy-2-(3-chloropyrrol-2-yl)furan 171626-89-4 C9H8ClNO2
    4-methoxy-2-(3-chloropyrrol-2-yl)furan
    —— 4-[(tert-butyldimethylsilyl)oxy]-3,3-dimethoxybutanoic acid 204187-86-0 C12H26O5Si
    4-[(tert-butyldimethylsilyl)oxy]-3,3-dimethoxybutanoic acid
    —— 4-(tert-Butyl-dimethyl-silanyloxy)-1-[3-chloro-1-(toluene-4-sulfonyl)-1H-pyrrol-2-yl]-3,3-dimethoxy-butan-1-one 204187-89-3 C23H34ClNO6SSi
    4-(tert-Butyl-dimethyl-silanyloxy)-1-[3-chloro-1-(toluene-4-sulfonyl)-1H-pyrrol-2-yl]-3,3-dimethoxy-butan-1-one
    —— 4-((6-(benzyloxy)-9H-purin-2-yl)diazenyl)-N,N-dimethylaniline 1421330-71-3 C20H19N7O
    4-((6-(benzyloxy)-9H-purin-2-yl)diazenyl)-N,N-dimethylaniline
    —— 4,5,7-trichloro-6-(2,4-dimethylthiazol-5-yl)-2-methylphthalimide 1392222-29-5 C14H9Cl3N2O2S
    4,5,7-trichloro-6-(2,4-dimethylthiazol-5-yl)-2-methylphthalimide
    —— 4'-phenyl-1,2,3,4,4',5'-hexahydro-3'H-naphthalene-2-spiro-3'-pyrazol-1-one 109754-25-8 C18H16N2O
    4'-phenyl-1,2,3,4,4',5'-hexahydro-3'H-naphthalene-2-spiro-3'-pyrazol-1-one
    —— 4-{4-[3'-(morpholine-4-carbonyl)-biphenyl-4-yl]-[1,2,3]triazol-1-ylmethyl}-3-nitro-benzoic acid 1394824-96-4 C27H23N5O6
    4-{4-[3'-(morpholine-4-carbonyl)-biphenyl-4-yl]-[1,2,3]triazol-1-ylmethyl}-3-nitro-benzoic acid