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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-(4-Bromo-phenyl)-4-cyano-3-p-tolyl-butyric acid ethyl ester 100899-42-1 C20H20BrNO2
    4-(4-Bromo-phenyl)-4-cyano-3-p-tolyl-butyric acid ethyl ester
    —— (4-Tert-butylpiperidin-1-yl)-(5-phenylthiophen-3-yl)methanone 1187466-33-6 C20H25NOS
    (4-Tert-butylpiperidin-1-yl)-(5-phenylthiophen-3-yl)methanone
    —— 4-Homocubylamin-hydrochlorid 15844-09-4 C9H11N*ClH
    4-Homocubylamin-hydrochlorid
    —— 4β-Brom-17α-hydroxy-21-acetoxy-3,11,20-trioxo-pregnan 74243-24-6 C23H31BrO6
    4β-Brom-17α-hydroxy-21-acetoxy-3,11,20-trioxo-pregnan
    —— 4-methoxyphenyl 3-O-benzyl-4,6-O-benzylidene-2-deoxy-2-trichloroacetamido-β-D-glucopyranoside 321380-35-2 C29H28Cl3NO7
    4-methoxyphenyl 3-O-benzyl-4,6-O-benzylidene-2-deoxy-2-trichloroacetamido-β-D-glucopyranoside
    —— (4R,5S)-4-[3-((4S,5R)-5-{(2S,3S)-3-[(tert-butyldiphenylsilyl)oxy]-2-hydroxypentyl}-2,2-dimethyl-1,3-dioxolan-4-yl)prop-1-yn-1-yl]-5-[(4-methoxyphenoxy)methyl]-1,3-dioxolan-2-one 1439510-82-3 C40H50O9Si
    (4R,5S)-4-[3-((4S,5R)-5-{(2S,3S)-3-[(tert-butyldiphenylsilyl)oxy]-2-hydroxypentyl}-2,2-dimethyl-1,3-dioxolan-4-yl)prop-1-yn-1-yl]-5-[(4-methoxyphenoxy)methyl]-1,3-dioxolan-2-one
    —— (4S)-4-[(tert-Butyldimethylsilyl)oxy]-2-iodocyclohex-2-en-1-one 198407-83-9 C12H21IO2Si
    (4S)-4-[(tert-Butyldimethylsilyl)oxy]-2-iodocyclohex-2-en-1-one
    —— (4'R,5R,6S)-3-(2-aminoethylthio)-4'-methyl-7-oxo-1-azabicyclo<3.2.0>hept-2-ene-6-spiro-5'-(4',5'-dihydro-3'H-pyrazole)-2-carboxylic acid 105076-20-8 C12H16N4O3S
    (4'R,5R,6S)-3-(2-aminoethylthio)-4'-methyl-7-oxo-1-azabicyclo<3.2.0>hept-2-ene-6-spiro-5'-(4',5'-dihydro-3'H-pyrazole)-2-carboxylic acid
    —— 4-(4-(1-(4-benzylpiperidin-3-yl)amino)phenyl)-1,2,5-oxadiazol-3-amine 1035096-70-8 C20H23N5O
    4-(4-(1-(4-benzylpiperidin-3-yl)amino)phenyl)-1,2,5-oxadiazol-3-amine
    —— [4-(2-Phenylethyl)-1-propan-2-ylpiperidin-4-yl]methanamine 1432295-87-8 C17H28N2
    [4-(2-Phenylethyl)-1-propan-2-ylpiperidin-4-yl]methanamine
    —— 4-Acetoxy-2,2,4-trimethyl-8-oxo-bicyclo[3.2.1]octane-1-carboxylic acid methyl ester 89590-46-5 C15H22O5
    4-Acetoxy-2,2,4-trimethyl-8-oxo-bicyclo[3.2.1]octane-1-carboxylic acid methyl ester
    —— 4-[(2-hydroxycarbamoyl-benzo[b]thiophen-6-ylcarbamoyl)-methyl]-piperazine-1-carboxylic acid ethyl ester 850073-69-7 C18H22N4O5S
    4-[(2-hydroxycarbamoyl-benzo[b]thiophen-6-ylcarbamoyl)-methyl]-piperazine-1-carboxylic acid ethyl ester
    —— (4aS,6aR,8S,9R,10S,10aS)-10-[(1R)-(tert-butyldimethylsiloxy)-4-pentenyl]octahydro-6,6,9-trimethyl-1H,4aH-pyrano[2,3-c]isobenzofuran-8-ol 607405-99-2 C25H46O4Si
    (4aS,6aR,8S,9R,10S,10aS)-10-[(1R)-(tert-butyldimethylsiloxy)-4-pentenyl]octahydro-6,6,9-trimethyl-1H,4aH-pyrano[2,3-c]isobenzofuran-8-ol
    —— 4-(2-Diethylamino-ethyl)-6-nitro-4H-benzo[1,4]oxazin-3-one 105807-74-7 C14H19N3O4
    4-(2-Diethylamino-ethyl)-6-nitro-4H-benzo[1,4]oxazin-3-one
    —— 4-(1-Ethylpropyl)piperazine-1-carboxylic Acid 2-(4-methoxyphenyl)ethyl Ester Hydrochloride 485798-10-5 C19H30N2O3*ClH
    4-(1-Ethylpropyl)piperazine-1-carboxylic Acid 2-(4-methoxyphenyl)ethyl Ester Hydrochloride
    —— 4,4'-(3,3''-dimethyl-[1,1':4',1''-terphenyl]-2',5'-diyl)bis(2-methylbut-3-yn-2-ol) 1191421-85-8 C30H30O2
    4,4'-(3,3''-dimethyl-[1,1':4',1''-terphenyl]-2',5'-diyl)bis(2-methylbut-3-yn-2-ol)
    —— 4,5-Dimethoxy-2,3-dinitro-benzaldehyd 22027-97-0 C9H8N2O7
    4,5-Dimethoxy-2,3-dinitro-benzaldehyd
    —— 4-t-Butylcyclohexanon-α-methylphenylhydrazon 51801-54-8 C17H26N2
    4-t-Butylcyclohexanon-α-methylphenylhydrazon
    —— 4-(6,7-dihydropyrido[3,2-b]thieno[2,3-d]oxepin-9-yl)-(5-(2-chlorophenyl))-oxazole 1189810-41-0 C20H13ClN2O2S
    4-(6,7-dihydropyrido[3,2-b]thieno[2,3-d]oxepin-9-yl)-(5-(2-chlorophenyl))-oxazole
    —— 4-(2-(t-butoxycarbonylamino)ethyl)oxy-3-phenylsulfonyl-2,3-dihydro-1,1-dioxidebenzo[b]thiophene 246171-09-5 C21H25NO7S2
    4-(2-(t-butoxycarbonylamino)ethyl)oxy-3-phenylsulfonyl-2,3-dihydro-1,1-dioxidebenzo[b]thiophene
    —— 4-[acetyl(phenyl)amino]-1-benzylpiperidine-4-carboxylic acid ethyl ester oxalate 690272-37-8 C2H2O4*C23H28N2O3
    4-[acetyl(phenyl)amino]-1-benzylpiperidine-4-carboxylic acid ethyl ester oxalate
    —— 4-[(E)-2-(5-Methyl-benzooxazol-2-yl)-vinyl]-benzoic acid methyl ester 2583-91-7 C18H15NO3
    4-[(E)-2-(5-Methyl-benzooxazol-2-yl)-vinyl]-benzoic acid methyl ester
    —— 4-(2-ethylhexaloxycarbonylmethyl)phenylacetic acid isopropyl ester 1155861-26-9 C21H32O4
    4-(2-ethylhexaloxycarbonylmethyl)phenylacetic acid isopropyl ester
    —— 4-cyano-N-((R)-1-((R)-2-hydroxy-2-(4-methyl-1-oxo-1,3-dihydroisobenzofuran-5-yl)ethyl)pyrrolidin-3-yl)benzenesulfonamide 1433635-88-1 C22H23N3O5S
    4-cyano-N-((R)-1-((R)-2-hydroxy-2-(4-methyl-1-oxo-1,3-dihydroisobenzofuran-5-yl)ethyl)pyrrolidin-3-yl)benzenesulfonamide
    —— (4-(4-(ethylamino)-5-(trifluoromethyl)pyrimidin-2-ylamino)-2-fluoro-5-(2-fluoroethoxy)phenyl)(morpholino)methanone 1440973-70-5 C20H22F5N5O3
    (4-(4-(ethylamino)-5-(trifluoromethyl)pyrimidin-2-ylamino)-2-fluoro-5-(2-fluoroethoxy)phenyl)(morpholino)methanone
    —— (4S)-13-Acetoxydehydrocurdione 116425-37-7 C17H24O4
    (4S)-13-Acetoxydehydrocurdione
    —— 4-morpholino-6-(4-((5-(trifluoromethyl)pyridin-2-yl)oxy)phenyl)-1,3,5-triazine-2-carboxamide 1623734-01-9 C20H17F3N6O3
    4-morpholino-6-(4-((5-(trifluoromethyl)pyridin-2-yl)oxy)phenyl)-1,3,5-triazine-2-carboxamide
    —— 4-[3-fluoro-4-(2,2,2-trifluoro-ethoxy)-phenyl]-1,3-thiazol-2-amine 1202679-28-4 C11H8F4N2OS
    4-[3-fluoro-4-(2,2,2-trifluoro-ethoxy)-phenyl]-1,3-thiazol-2-amine
    —— 4-Methyl-1,3-dioxolan-Radikal 64649-78-1 C4H7O2
    4-Methyl-1,3-dioxolan-Radikal
    —— 4-bromo-1-methoxy-2-(trimethylsilyl)benzene 708-48-5 C10H15BrOSi
    4-bromo-1-methoxy-2-(trimethylsilyl)benzene
    —— 4,6-dichloro-5-iodo-2-methylpyrimidine 111079-21-1 C5H3Cl2IN2
    4,6-dichloro-5-iodo-2-methylpyrimidine
    —— 4-Benzyl-piperazine-1-carboxylic acid 2-pyridin-2-yl-imidazol-1-yl ester 549512-50-7 C20H21N5O2
    4-Benzyl-piperazine-1-carboxylic acid 2-pyridin-2-yl-imidazol-1-yl ester
    —— 4-[4-Cyclopropyl-5-[3-(3-methylbutyl)cyclobutyl]-1,2-oxazol-3-yl]-6-(2,5-dimethylanilino)-6-oxohexanoic acid 1404377-91-8 C29H40N2O4
    4-[4-Cyclopropyl-5-[3-(3-methylbutyl)cyclobutyl]-1,2-oxazol-3-yl]-6-(2,5-dimethylanilino)-6-oxohexanoic acid
    —— 4-((4-(2-chlorophenyl)thiazol-2-yl)(methyl)amino)-3-((2,5-dimethyloxazol-4-yl)methyl)-4-oxobutanoic acid 1229366-00-0 C20H20ClN3O4S
    4-((4-(2-chlorophenyl)thiazol-2-yl)(methyl)amino)-3-((2,5-dimethyloxazol-4-yl)methyl)-4-oxobutanoic acid
    —— 4-{[bis(4-fluorophenyl)methyl]amino}-2-[[2-(dimethylamino)ethyl](methyl)amino]-6-isopropyl-5,6-dihydro-7H-pyrrolo[3,4-d]pyrimidin-7-one 1079653-64-7 C27H32F2N6O
    4-{[bis(4-fluorophenyl)methyl]amino}-2-[[2-(dimethylamino)ethyl](methyl)amino]-6-isopropyl-5,6-dihydro-7H-pyrrolo[3,4-d]pyrimidin-7-one
    —— 4-(4-(2-chlorobenzyloxy)-3-chlorophenylamino)-6-amino-7-(1-methylpiperidin-4-yl-oxy)quinoline-3-carbonitrile 1351944-11-0 C29H27Cl2N5O2
    4-(4-(2-chlorobenzyloxy)-3-chlorophenylamino)-6-amino-7-(1-methylpiperidin-4-yl-oxy)quinoline-3-carbonitrile
    —— 4-hydroxy-7-(4-trifluoromethyl-phenoxy)-isoquinoline-3-carboxylic acid butyl ester 808116-20-3 C21H18F3NO4
    4-hydroxy-7-(4-trifluoromethyl-phenoxy)-isoquinoline-3-carboxylic acid butyl ester
    —— 4-acetoxy-5-(2-fluoro-phenyl)-7-iodo-1-methyl-1,3,4,5-tetrahydro-benzo[<i>e</i>][1,4]diazepin-2-one 34932-92-8 C18H16FIN2O3
    4-acetoxy-5-(2-fluoro-phenyl)-7-iodo-1-methyl-1,3,4,5-tetrahydro-benzo[<i>e</i>][1,4]diazepin-2-one
    —— 4,6-dimethyl-1-phenacylpyrimidinium bromide 97318-94-0 Br*C14H15N2O
    4,6-dimethyl-1-phenacylpyrimidinium bromide
    —— 4-bromo-N-(cycloheptylmethyl)-1-(3-hydroxypropyl)-1H-indole-3-carboxamide 1188310-99-7 C20H27BrN2O2
    4-bromo-N-(cycloheptylmethyl)-1-(3-hydroxypropyl)-1H-indole-3-carboxamide
    —— 4-(imidazo[2,1-b][1,3,4]thiadiazol-2-yl-amino)-1-methyl-cyclohexanol 1360177-01-0 C11H16N4OS
    4-(imidazo[2,1-b][1,3,4]thiadiazol-2-yl-amino)-1-methyl-cyclohexanol
    —— (4bR,4'S,8aS,9R)-11-(2,2-difluoroethyl)-3,8a-dihydroxy-5,7,8,8a,9,10-hexahydrospiro[9,4b-(epiminoethano)phenanthrene-6,4'-imidazolidine]-2',5'-dione 1613736-37-0 C20H23F2N3O4
    (4bR,4'S,8aS,9R)-11-(2,2-difluoroethyl)-3,8a-dihydroxy-5,7,8,8a,9,10-hexahydrospiro[9,4b-(epiminoethano)phenanthrene-6,4'-imidazolidine]-2',5'-dione
    —— [(4aR,5S)-1-(4-fluorophenyl)-4a-methyl-4,5,6,7-tetrahydrocyclopenta[f]indazol-5-yl]methanol 614763-04-1 C18H19FN2O
    [(4aR,5S)-1-(4-fluorophenyl)-4a-methyl-4,5,6,7-tetrahydrocyclopenta[f]indazol-5-yl]methanol
    —— 4-Isopropoxy-2-cyclopenten-1-one 134521-55-4 C8H12O2
    4-Isopropoxy-2-cyclopenten-1-one
    —— (4S,4aR,7S,8S,8aR)-8-[3-(1-Ethoxy-ethoxy)-propyl]-4-hydroxy-7-methyl-3,4,4a,7,8,8a-hexahydro-2H-naphthalen-1-one 84131-87-3 C18H30O4
    (4S,4aR,7S,8S,8aR)-8-[3-(1-Ethoxy-ethoxy)-propyl]-4-hydroxy-7-methyl-3,4,4a,7,8,8a-hexahydro-2H-naphthalen-1-one
    —— 4-methyl-1-naphthoquinone-2-methide dimer 1450917-73-3 C24H20O2
    4-methyl-1-naphthoquinone-2-methide dimer
    —— 4,4'-bis(3-ethynylphenyl)-2,2'-bipyridine 1256573-48-4 C26H16N2
    4,4'-bis(3-ethynylphenyl)-2,2'-bipyridine
    —— <4a-2H>-3β,5-epoxy-4aα-methyl-A-homo-B,19-dinor-5β-cholest-1(10)-ene 92095-10-8 C27H44O
    <4a-2H>-3β,5-epoxy-4aα-methyl-A-homo-B,19-dinor-5β-cholest-1(10)-ene
    —— (4S,5R)-methyl 1-(diphenylphosphinoyl)-5-(2-furyl)-4,5-dimethyl-2-thioxoimidazolidine-4-carboxylate 1309465-28-8 C23H23N2O4PS
    (4S,5R)-methyl 1-(diphenylphosphinoyl)-5-(2-furyl)-4,5-dimethyl-2-thioxoimidazolidine-4-carboxylate
    —— 4-[3-(3-nitro-phenyl)-2-(3-nitro-phenylimino)-4-oxo-thiazolidin-5-yl]-benzenesulfonamide 52476-56-9 C21H15N5O7S2
    4-[3-(3-nitro-phenyl)-2-(3-nitro-phenylimino)-4-oxo-thiazolidin-5-yl]-benzenesulfonamide