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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-chloro-5-(1-chloro-ethyl)-3-methyl-isoxazole 69711-40-6 C6H7Cl2NO
    4-chloro-5-(1-chloro-ethyl)-3-methyl-isoxazole
    —— [4-(5-ethyl-3-phenyl-1,6-naphthyridin-2-yl)phenyl]methanaminium trifluoroacetate 1238319-76-0 C2HF3O2*C23H21N3
    [4-(5-ethyl-3-phenyl-1,6-naphthyridin-2-yl)phenyl]methanaminium trifluoroacetate
    —— 4-chloro-6-ethyl-5,6,7,8-tetrahydroquinazoline 1256955-91-5 C10H13ClN2
    4-chloro-6-ethyl-5,6,7,8-tetrahydroquinazoline
    —— 4-hydroxylaminepyridine 42162-81-2 C5H6N2O
    4-hydroxylaminepyridine
    —— 4-((5-(4-nitrophenyl)-1,3,4-thiadiazol-2-yl)thio)-2-(trifluoromethyl)thieno[2,3-d]pyrimidine 1374831-12-5 C15H6F3N5O2S3
    4-((5-(4-nitrophenyl)-1,3,4-thiadiazol-2-yl)thio)-2-(trifluoromethyl)thieno[2,3-d]pyrimidine
    —— 4-bromomethyl-2,2,3,5,5-pentamethylimidazolidine 1-oxyl 93509-45-6 C9H18BrN2O
    4-bromomethyl-2,2,3,5,5-pentamethylimidazolidine 1-oxyl
    —— 4-[7-(1-fluoro-3-phenylmethoxypropan-2-yl)oxyquinolin-2-yl]-N,N-dimethylaniline 1374108-59-4 C27H27FN2O2
    4-[7-(1-fluoro-3-phenylmethoxypropan-2-yl)oxyquinolin-2-yl]-N,N-dimethylaniline
    —— 4-((phenylsulfonyl)oxy)-5-methoxyphthalic acid 123267-33-4 C15H12O8S
    4-((phenylsulfonyl)oxy)-5-methoxyphthalic acid
    —— 4-nitrophenyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-β-D-mannopyranoside 570412-11-2 C20H24N2O11
    4-nitrophenyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-β-D-mannopyranoside
    —— (4-semicarbazono-valeryloxy)-acetic acid methyl ester 114188-13-5 C9H15N3O5
    (4-semicarbazono-valeryloxy)-acetic acid methyl ester
    —— 4-(3'-cyanophenoxy)but-1-ene 115022-66-7 C11H11NO
    4-(3'-cyanophenoxy)but-1-ene
    —— 4-<4-Fluor-phenylazo>-3,5-dimethyl-pyrazol 13615-75-3 C11H11FN4
    4-<4-Fluor-phenylazo>-3,5-dimethyl-pyrazol
    —— 4-[4-(2-methoxy-phenyl)-piperazin-1-yl]-2-trifluoromethyl-quinazoline-6-carboxylic acid [(R)-1-(2-fluoro-4-methanesulfonylamino-5-methyl-phenyl)-ethyl]-amide 958330-25-1 C31H32F4N6O4S
    4-[4-(2-methoxy-phenyl)-piperazin-1-yl]-2-trifluoromethyl-quinazoline-6-carboxylic acid [(R)-1-(2-fluoro-4-methanesulfonylamino-5-methyl-phenyl)-ethyl]-amide
    —— 4-Hydroxy-3-{1-[(E)-hydroxyimino]-ethyl}-1,5-dihydro-pyrrol-2-one 89532-97-8 C6H8N2O3
    4-Hydroxy-3-{1-[(E)-hydroxyimino]-ethyl}-1,5-dihydro-pyrrol-2-one
    —— 4-[4-((1R,2S)-2-cyclopropylcarbamoyl-cyclopentylamino)-5-trifluoromethylpyrimidin-2-yl-amino]-N-(1-methyl-piperidin-4-yl)-benzamide 958225-76-8 C27H34F3N7O2
    4-[4-((1R,2S)-2-cyclopropylcarbamoyl-cyclopentylamino)-5-trifluoromethylpyrimidin-2-yl-amino]-N-(1-methyl-piperidin-4-yl)-benzamide
    —— [(4aR,6R,8aS)-6-tert-butyl-3,4,4a,5,6,7,8,8a-octahydro-2H-quinolin-1-yl]-[5-(cyclohexylmethoxy)-1-methylpyrazol-4-yl]methanone 937743-62-9 C25H41N3O2
    [(4aR,6R,8aS)-6-tert-butyl-3,4,4a,5,6,7,8,8a-octahydro-2H-quinolin-1-yl]-[5-(cyclohexylmethoxy)-1-methylpyrazol-4-yl]methanone
    —— 4-[1,4-bis(4-chlorophenyl)-3,6-dioxo-2H-pyrrolo[3,4-c]pyrrol-5-yl]butane-1-sulfonic acid 937802-91-0 C22H18Cl2N2O5S
    4-[1,4-bis(4-chlorophenyl)-3,6-dioxo-2H-pyrrolo[3,4-c]pyrrol-5-yl]butane-1-sulfonic acid
    —— 4-amino-1-isopropyl-1H-pyrazolo[3,4-d]pyrimidine-3-carbaldehyde O-benzyl Oxime 1841080-58-7 C16H18N6O
    4-amino-1-isopropyl-1H-pyrazolo[3,4-d]pyrimidine-3-carbaldehyde O-benzyl Oxime
    —— 4-(4-hydroxy-5-isopropyl-2-methyl-phenylazo)-benzenesulfonic acid amide 133498-30-3 C16H19N3O3S
    4-(4-hydroxy-5-isopropyl-2-methyl-phenylazo)-benzenesulfonic acid amide
    —— 4-Phenyl-2-phenylimino-but-3-ennitril 26413-28-5 C16H12N2
    4-Phenyl-2-phenylimino-but-3-ennitril
    —— 4-amino-1-methyl-2-(thiophen-2-yl)pyridin-1-ium trifluoromethanesulfonate 1242080-15-4 CF3O3S*C10H11N2S
    4-amino-1-methyl-2-(thiophen-2-yl)pyridin-1-ium trifluoromethanesulfonate
    —— (4aS,6S/4aR,6R)-6-Heptyl-4,4a,5,6,7,8-hexahydro-2(3H)-naphthalinon 82254-90-8 C17H28O
    (4aS,6S/4aR,6R)-6-Heptyl-4,4a,5,6,7,8-hexahydro-2(3H)-naphthalinon
    —— 4-[4-[2-[N-[2-Bis-(4-chlorophenyl)ethyl]-N-methylamino]ethoxy]phenyl]-3-[(4-carboxyphenyl)methoxy]-1,1,1-trifluoro-2-butanone 1026448-37-2 C35H32Cl2F3NO5
    4-[4-[2-[N-[2-Bis-(4-chlorophenyl)ethyl]-N-methylamino]ethoxy]phenyl]-3-[(4-carboxyphenyl)methoxy]-1,1,1-trifluoro-2-butanone
    —— 4-[(3,4-dichlorophenyl)oxy]-1-methyl-7-(1-pyrrolidinylcarbonyl)-1H-pyrrolo[3,2-c]pyridine hydrochloride 925917-80-2 C19H17Cl2N3O2*ClH
    4-[(3,4-dichlorophenyl)oxy]-1-methyl-7-(1-pyrrolidinylcarbonyl)-1H-pyrrolo[3,2-c]pyridine hydrochloride
    —— 4-hydroxy-1-(5-(2-methoxy-3-(octadecyloxy)propoxy)-5-oxopentyl)-1-methylpiperidin-1-ium iodide 1207873-92-4 C33H66NO5*I
    4-hydroxy-1-(5-(2-methoxy-3-(octadecyloxy)propoxy)-5-oxopentyl)-1-methylpiperidin-1-ium iodide
    —— 4-[(3-bromophenyl)oxy]-7-[(1,1-dioxido-4-thiomorpholinyl)carbonyl]-1-methyl-1H-pyrrolo[3,2-c]pyridine hydrochloride 925917-69-7 C19H18BrN3O4S*ClH
    4-[(3-bromophenyl)oxy]-7-[(1,1-dioxido-4-thiomorpholinyl)carbonyl]-1-methyl-1H-pyrrolo[3,2-c]pyridine hydrochloride
    —— 4',7':5',6'-Di-O-isopropylidene derivative of methyl 4-deoxy-6-O-p-tolylsulfonyl-4-<(1S)-(1,4,6/5)-4,5,6-trihydroxy-3-hydroxymethyl-2-cyclohexenyl>amino-α-D-glucopyranoside 131922-34-4 C27H39NO11S
    4',7':5',6'-Di-O-isopropylidene derivative of methyl 4-deoxy-6-O-p-tolylsulfonyl-4-<(1S)-(1,4,6/5)-4,5,6-trihydroxy-3-hydroxymethyl-2-cyclohexenyl>amino-α-D-glucopyranoside
    —— 4-Fluoro-3-methoxy-5-methylbenzaldehyde 1785229-80-2 C9H9FO2
    4-Fluoro-3-methoxy-5-methylbenzaldehyde
    —— 4-[8-(3-chlorophenyl)-[1,2,4]triazolo[1,5-a]pyridin-2-ylamino]-N-[3-(4-methylpiperazin-1-yl)propyl]benzamide 1202617-76-2 C27H30ClN7O
    4-[8-(3-chlorophenyl)-[1,2,4]triazolo[1,5-a]pyridin-2-ylamino]-N-[3-(4-methylpiperazin-1-yl)propyl]benzamide
    —— 4-fluoro-N-[6-(1H-indol-4-yl)-1H-indazol-4-yl]-1-(1-methylethyl)-1H-pyrazole-5-carboxamide 1198433-87-2 C22H19FN6O
    4-fluoro-N-[6-(1H-indol-4-yl)-1H-indazol-4-yl]-1-(1-methylethyl)-1H-pyrazole-5-carboxamide
    —— 4-[4-(4,4-Dimethyl-4,5-dihydro-oxazol-2-yl)-phenyl]-1-isobutyl-piperidin-4-ol 912947-45-6 C20H30N2O2
    4-[4-(4,4-Dimethyl-4,5-dihydro-oxazol-2-yl)-phenyl]-1-isobutyl-piperidin-4-ol
    —— 4-hydroxy-5-(1-isopropylidene)-3-phenylfuran-2(5H)-one 100074-91-7 C13H12O3
    4-hydroxy-5-(1-isopropylidene)-3-phenylfuran-2(5H)-one
    —— 4-ethylsulfanyl-5-methyl-hepta-2,3-diene 91138-56-6 C10H18S
    4-ethylsulfanyl-5-methyl-hepta-2,3-diene
    —— 4,5-dimethoxy-2-(2-nitro-benzylidene)-indan-1,3-dione 130955-84-9 C18H13NO6
    4,5-dimethoxy-2-(2-nitro-benzylidene)-indan-1,3-dione
    —— (4-nonyloxy-benzylidene)-[2]phenanthryl-amine 124103-64-6 C30H33NO
    (4-nonyloxy-benzylidene)-[2]phenanthryl-amine
    —— (4-methoxy-phenyl)-phenyl-acetic acid-(3-diethylamino-1-methyl-propyl ester) 102752-76-1 C23H31NO3
    (4-methoxy-phenyl)-phenyl-acetic acid-(3-diethylamino-1-methyl-propyl ester)
    —— [4-(4-chloro-phenylazo)-2-methyl-phenoxy]-acetic acid 101095-71-0 C15H13ClN2O3
    [4-(4-chloro-phenylazo)-2-methyl-phenoxy]-acetic acid
    —— 4-(α-Ethoxycarbonyl-benzyl)-pyridin-1-oxid 92851-20-2 C15H15NO3
    4-(α-Ethoxycarbonyl-benzyl)-pyridin-1-oxid
    —— (4,4'-di-tert-butyl-2,2'-dipyridyl)bis(1-phenylindazole)iridium(II) hexafluorophosphate 1376937-00-6 C44H42IrN6*F6P
    (4,4'-di-tert-butyl-2,2'-dipyridyl)bis(1-phenylindazole)iridium(II) hexafluorophosphate
    —— 4-[5-(1,3,3-trimethyl-6-aza-bicyclo[3.2.1]octane-6-carbonyl)-indol-1-ylmethyl]-benzoic acid methyl ester 936348-05-9 C28H32N2O3
    4-[5-(1,3,3-trimethyl-6-aza-bicyclo[3.2.1]octane-6-carbonyl)-indol-1-ylmethyl]-benzoic acid methyl ester
    —— 4,4'-Dihydroxy-3,3'-dimethoxy-5-propenyl-benzil 111329-62-5 C19H18O6
    4,4'-Dihydroxy-3,3'-dimethoxy-5-propenyl-benzil
    —— 4,4-Dihydroxy-2-cyclohexyl-2-phenyl-buttersaeure-lacton 94329-04-1 C16H20O3
    4,4-Dihydroxy-2-cyclohexyl-2-phenyl-buttersaeure-lacton
    —— (4-NO2C6H4CN(O)CN(OH)SC6H5)2Co(H2O)2 355120-23-9 C28H24CoN6O10S2
    (4-NO2C6H4CN(O)CN(OH)SC6H5)2Co(H2O)2
    —— 4-ethoxy-3-(6-fluoropyridin-2-yl)-1-trityl-1H-pyrazolo[3,4-d]pyrimidine 1321503-83-6 C31H24FN5O
    4-ethoxy-3-(6-fluoropyridin-2-yl)-1-trityl-1H-pyrazolo[3,4-d]pyrimidine
    —— 4-(4-Oxocyclohexyl)-Δ<sup>1,α</sup>-cyclohexaneacetic-acid 16700-18-8 C14H20O3
    4-(4-Oxocyclohexyl)-Δ<sup>1,α</sup>-cyclohexaneacetic-acid
    —— 4-hydroxyoxane-4-carboxamide 1250204-50-2 C6H11NO3
    4-hydroxyoxane-4-carboxamide
    —— 4-({2-[(4-chloro-3-fluorophenyl)amino]-1-methyl-1H-benzimidazol-5-yl}oxy)-N-methylpyridine-2-carboxamide 611215-96-4 C21H17ClFN5O2
    4-({2-[(4-chloro-3-fluorophenyl)amino]-1-methyl-1H-benzimidazol-5-yl}oxy)-N-methylpyridine-2-carboxamide
    —— 4,6-bis(((2-amino-4,5-bis(dodecyloxy)phenyl)imino)(phenyl)methyl)benzene-1,3-diol 1208217-11-1 C80H122N4O6
    4,6-bis(((2-amino-4,5-bis(dodecyloxy)phenyl)imino)(phenyl)methyl)benzene-1,3-diol
    —— 4-(9H-benzo[f]pyrrolo[1,2-d][1,2,3]triazolo[1,5-a][1,4]diazepin-11-yl)benzonitrile 1358788-10-9 C20H13N5
    4-(9H-benzo[f]pyrrolo[1,2-d][1,2,3]triazolo[1,5-a][1,4]diazepin-11-yl)benzonitrile
    —— 4-isopropyl-2,5-dimethyl-hexa-1,4-dien-3-one 28054-81-1 C11H18O
    4-isopropyl-2,5-dimethyl-hexa-1,4-dien-3-one