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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-hydroxy-2-phenyl-5-(3-thienyl)pyridazin-3(2H)-one 503454-60-2 C14H10N2O2S
    4-hydroxy-2-phenyl-5-(3-thienyl)pyridazin-3(2H)-one
    —— 4-methyl-6-oxo-4,6-diphenylhexanal 1432045-59-4 C19H20O2
    4-methyl-6-oxo-4,6-diphenylhexanal
    —— 4-amino-α-piperidino-chalcone 102181-32-8 C20H22N2O
    4-amino-α-piperidino-chalcone
    —— 4,6-O-benzylidene-3-deoxy-3-iodo-2-O-(R,S-tetrahydropyran-2-yl)-α-D-altropyranosyl 4,6-O-benzylidene-3-deoxy-3-iodo-2-O-(R,S-tetrahydropyran-2-yl)-α-D-altropyranoside 90593-17-2 C36H44I2O11
    4,6-O-benzylidene-3-deoxy-3-iodo-2-O-(R,S-tetrahydropyran-2-yl)-α-D-altropyranosyl 4,6-O-benzylidene-3-deoxy-3-iodo-2-O-(R,S-tetrahydropyran-2-yl)-α-D-altropyranoside
    —— (4-chloro-butyl)-phosphonic acid bis-benzylamide 95315-93-8 C18H24ClN2OP
    (4-chloro-butyl)-phosphonic acid bis-benzylamide
    —— 4-[5-Oxo-5-piperidin-1-yl-4-(toluene-4-sulfonylamino)-pentyl]-thiobenzamide 83101-55-7 C24H31N3O3S2
    4-[5-Oxo-5-piperidin-1-yl-4-(toluene-4-sulfonylamino)-pentyl]-thiobenzamide
    —— 4-<2-<(2S,4S)-4-benzyloxy-6-methoxy-3,4,5,6-tetrahydro-2H-pyran-2-yl>-1-ene-ethyl>-3-pyridine carboxamide 131423-59-1 C21H24N2O4
    4-<2-<(2S,4S)-4-benzyloxy-6-methoxy-3,4,5,6-tetrahydro-2H-pyran-2-yl>-1-ene-ethyl>-3-pyridine carboxamide
    —— 4-hydroxy-8,9-dimethyl-3-phenyl-1<i>H</i>-furo[2,3-<i>h</i>]quinolin-2-one 35619-00-2 C19H15NO3
    4-hydroxy-8,9-dimethyl-3-phenyl-1<i>H</i>-furo[2,3-<i>h</i>]quinolin-2-one
    —— 4-(chloro-phenyl-acetyl)-3-phenyl-piperazine-2,6-dione 102027-44-1 C18H15ClN2O3
    4-(chloro-phenyl-acetyl)-3-phenyl-piperazine-2,6-dione
    —— (4-nitrophenyl) (5S)-6-[4-[(4-tert-butylbenzoyl)amino]-2-oxopyrimidin-1-yl]-5-[(2-methylpropan-2-yl)oxycarbonylamino]hexanoate 135697-32-4 C32H39N5O8
    (4-nitrophenyl) (5S)-6-[4-[(4-tert-butylbenzoyl)amino]-2-oxopyrimidin-1-yl]-5-[(2-methylpropan-2-yl)oxycarbonylamino]hexanoate
    —— 4-Amino-6-furan-2-yl-3-methyl-4H-[1,2,4]triazin-5-one 66974-26-3 C8H8N4O2
    4-Amino-6-furan-2-yl-3-methyl-4H-[1,2,4]triazin-5-one
    —— 4-Nitro-N-[1-(4-nitro-benzoyl)-aziridin-2-ylmethyl]-benzamide 107152-77-2 C17H14N4O6
    4-Nitro-N-[1-(4-nitro-benzoyl)-aziridin-2-ylmethyl]-benzamide
    —— 4-[(10,11-dihydro-dibenzo[<i>a</i>,<i>d</i>]cyclohepten-5-ylidene)-acetyl]-morpholine 23801-76-5 C21H21NO2
    4-[(10,11-dihydro-dibenzo[<i>a</i>,<i>d</i>]cyclohepten-5-ylidene)-acetyl]-morpholine
    —— 4-phenoxy-6-trichloromethyl-[1,3,5]triazin-2-ylamine 34955-02-7 C10H7Cl3N4O
    4-phenoxy-6-trichloromethyl-[1,3,5]triazin-2-ylamine
    —— 4-(5-{1-[4-(5-cyclopropyl-1,2,4-oxadiazol-3-yl)phenoxy]propyl}-1,2,4-oxadiazol-3-yl)-2-fluorobenzoic acid 1263483-72-2 C23H19FN4O5
    4-(5-{1-[4-(5-cyclopropyl-1,2,4-oxadiazol-3-yl)phenoxy]propyl}-1,2,4-oxadiazol-3-yl)-2-fluorobenzoic acid
    —— 4-isopropenyl-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one 92255-23-7 C14H16N2O
    4-isopropenyl-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one
    —— 4-Hydroxy-α1-[[[3-[4-(dimethylamino)phenyl]-1-methylpropyl]-amino]methyl]-1,3-benzenedimethanol 63416-49-9 C21H30N2O3
    4-Hydroxy-α1-[[[3-[4-(dimethylamino)phenyl]-1-methylpropyl]-amino]methyl]-1,3-benzenedimethanol
    —— 4-Ethyl-4-methyl-2-oxo-tetrahydrofuran-3-methylenrhodanin 82698-92-8 C10H11NO3S2
    4-Ethyl-4-methyl-2-oxo-tetrahydrofuran-3-methylenrhodanin
    —— 4'-fluoro-3,4-dimethyl[1,1'-biphenyl]-2-yl dimethyl phosphate 1431299-81-8 C16H18FO4P
    4'-fluoro-3,4-dimethyl[1,1'-biphenyl]-2-yl dimethyl phosphate
    —— 4-(2,4-Dichloro-phenyl)-4,5-dihydro-1H-imidazol-2-ylamine; hydrobromide 40682-90-4 BrH*C9H9Cl2N3
    4-(2,4-Dichloro-phenyl)-4,5-dihydro-1H-imidazol-2-ylamine; hydrobromide
    —— [4-(9-methyl-9<i>H</i>-purin-6-ylsulfanylmethyl)-phenyl]-thiourea 52377-82-9 C14H14N6S2
    [4-(9-methyl-9<i>H</i>-purin-6-ylsulfanylmethyl)-phenyl]-thiourea
    —— 4,5,4',5'-Tetrabutoxy-[2,2']bi[[1,3]dioxolanyl] 37160-69-3 C22H42O8
    4,5,4',5'-Tetrabutoxy-[2,2']bi[[1,3]dioxolanyl]
    —— 4-((E)-3-Ethyl-hept-1-enyl)-benzonitrile 57438-88-7 C16H21N
    4-((E)-3-Ethyl-hept-1-enyl)-benzonitrile
    —— 4-Nitro-benzenesulfonic acid 3-trimethylsilanyloxymethyl-phenyl ester 55660-64-5 C16H19NO6SSi
    4-Nitro-benzenesulfonic acid 3-trimethylsilanyloxymethyl-phenyl ester
    —— 4-((3aS,8aR,8bR)-1,3-Dioxo-3,3a,4,6,7,8,8a,8b-octahydro-1H-indeno[4,5-c]furan-5-yl)-butyric acid ethyl ester 39495-71-1 C17H22O5
    4-((3aS,8aR,8bR)-1,3-Dioxo-3,3a,4,6,7,8,8a,8b-octahydro-1H-indeno[4,5-c]furan-5-yl)-butyric acid ethyl ester
    —— 4-(6,6-dimethyl-2-thioxo-hexahydro-pyrimidine-4-carbothioyl)-morpholine 27945-64-8 C11H19N3OS2
    4-(6,6-dimethyl-2-thioxo-hexahydro-pyrimidine-4-carbothioyl)-morpholine
    —— (4-tert-Butyl-phenyl)-(6,7,8,9-tetramethyl-dibenzofuran-3-yl)-methanone 91786-96-8 C27H28O2
    (4-tert-Butyl-phenyl)-(6,7,8,9-tetramethyl-dibenzofuran-3-yl)-methanone
    —— (4S,6R)-(Z)-6,10-dimethyl-3-(diphenylmethylsilyl)undec-2-en-4-yl-2-(diphenylphosphino)benzoate 1002090-28-9 C45H51O2PSi
    (4S,6R)-(Z)-6,10-dimethyl-3-(diphenylmethylsilyl)undec-2-en-4-yl-2-(diphenylphosphino)benzoate
    —— 4-(3-Hydroxy-propyl)-chinazolin-3-oxid 1759-14-4 C11H12N2O2
    4-(3-Hydroxy-propyl)-chinazolin-3-oxid
    —— 4-Amino-6-morpholino-s-triazin-carbonsaeure-(2)-pyrrolidid 7563-66-8 C12H18N6O2
    4-Amino-6-morpholino-s-triazin-carbonsaeure-(2)-pyrrolidid
    —— 4-[4-(4-methoxy-benzylidene)-2-methyl-5-oxo-4,5-dihydro-imidazol-1-yl]-benzoic acid ethyl ester 53926-48-0 C21H20N2O4
    4-[4-(4-methoxy-benzylidene)-2-methyl-5-oxo-4,5-dihydro-imidazol-1-yl]-benzoic acid ethyl ester
    —— (4-(4-(6,8-dichloro-2-methyl-1,2,3,4-tetrahydroisoquinolin-4-yl)phenylsulfonamido)phenyl)methylphosphonic acid trifluoroacetate 1234364-10-3 C2HF3O2*C23H23Cl2N2O5PS
    (4-(4-(6,8-dichloro-2-methyl-1,2,3,4-tetrahydroisoquinolin-4-yl)phenylsulfonamido)phenyl)methylphosphonic acid trifluoroacetate
    —— 4-(Dipropylamino)-3,5-dinitrobenzolsulfenamid 65236-03-5 C12H18N4O4S
    4-(Dipropylamino)-3,5-dinitrobenzolsulfenamid
    —— 4-Phenylsulfanyl-4,5-dihydro-pyrazole-3,3-dicarboxylic acid dimethyl ester 85891-11-8 C13H14N2O4S
    4-Phenylsulfanyl-4,5-dihydro-pyrazole-3,3-dicarboxylic acid dimethyl ester
    —— 4,6-bis-quinolin-5-yloxy-[1,3,5]triazin-2-ylamine 4150-80-5 C21H14N6O2
    4,6-bis-quinolin-5-yloxy-[1,3,5]triazin-2-ylamine
    —— 4-(5-chloro-3-cyano-1-cyclobutyl-1H-pyrrolo[2,3-b]pyridin-2-yl)-N-(1-methylcyclopropyl)benzenesulfonamide 1247935-46-1 C22H21ClN4O2S
    4-(5-chloro-3-cyano-1-cyclobutyl-1H-pyrrolo[2,3-b]pyridin-2-yl)-N-(1-methylcyclopropyl)benzenesulfonamide
    —— 4-amino-2-[2-(2-methyl-piperidino)-ethoxy]-benzoic acid ethyl ester 101739-85-9 C17H26N2O3
    4-amino-2-[2-(2-methyl-piperidino)-ethoxy]-benzoic acid ethyl ester
    —— 4-[4-(3,4-methylenedioxybenzylamino)-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-2-yl]-2,2-dimethylbutyric acid, ethanolamine salt 428439-92-3 C2H7NO*C24H27N3O4S
    4-[4-(3,4-methylenedioxybenzylamino)-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-2-yl]-2,2-dimethylbutyric acid, ethanolamine salt
    —— 4-Benzamino-3-(2,4-dinitro-phenylhydrazono)-thiophan 93333-12-1 C17H15N5O5S
    4-Benzamino-3-(2,4-dinitro-phenylhydrazono)-thiophan
    —— 4-Ethoxycarbonylmethoxy-benzoic acid 2-azepan-1-yl-ethyl ester 48210-11-3 C19H27NO5
    4-Ethoxycarbonylmethoxy-benzoic acid 2-azepan-1-yl-ethyl ester
    —— 4-cyano-4'-[trans-4-n-heptylcyclohexyl)-biphenyl 68065-85-0 C26H33N
    4-cyano-4'-[trans-4-n-heptylcyclohexyl)-biphenyl
    —— 4-amino-<i>N</i>-(6-methoxy-3-oxo-2,3-dihydro-pyridazin-4-yl)-benzenesulfonamide 3366-84-5 C11H12N4O4S
    4-amino-<i>N</i>-(6-methoxy-3-oxo-2,3-dihydro-pyridazin-4-yl)-benzenesulfonamide
    —— 4-[1-ethoxy-2-(1-ethyl-1<i>H</i>-[2]quinolyliden)-ethylidene]-2-phenyl-4<i>H</i>-oxazol-5-one 113650-08-1 C24H22N2O3
    4-[1-ethoxy-2-(1-ethyl-1<i>H</i>-[2]quinolyliden)-ethylidene]-2-phenyl-4<i>H</i>-oxazol-5-one
    —— 4,10-Dichloro-10,11-dihydro-5H-dibenzo[a,d]cycloheptene 23446-88-0 C15H12Cl2
    4,10-Dichloro-10,11-dihydro-5H-dibenzo[a,d]cycloheptene
    —— 4-(3,5-dimethoxyphenethyl)-1,2-dihydro-2,2-dimethyl-4H-benzo[e][1,4]diazepine-3,5-dione 1416791-92-8 C21H24N2O4
    4-(3,5-dimethoxyphenethyl)-1,2-dihydro-2,2-dimethyl-4H-benzo[e][1,4]diazepine-3,5-dione
    —— 4α,8,14-Trimethyl-18-nor-5α,8α,9β,13α,14β-androstandion-3,17 13260-30-5 C21H32O2
    4α,8,14-Trimethyl-18-nor-5α,8α,9β,13α,14β-androstandion-3,17
    —— 4-(6-(2,2-dimethylmorpholino)-2-(tetrahydro-2H-pyran-2-yl)-2H-indazol-5-yloxy)-3-fluoroaniline 1206800-71-6 C24H29FN4O3
    4-(6-(2,2-dimethylmorpholino)-2-(tetrahydro-2H-pyran-2-yl)-2H-indazol-5-yloxy)-3-fluoroaniline
    —— 4-(4-Methoxy-benzyl)-quinoline; compound with toluene-4-sulfonic acid 59134-86-0 C7H8O3S*C17H15NO
    4-(4-Methoxy-benzyl)-quinoline; compound with toluene-4-sulfonic acid
    —— 4-[1-(3-Dimethylamino-propyl)-1,4,5,6,7,8-hexahydro-cyclohepta[b]pyrrol-2-yl]-phenylamine; compound with oxalic acid 62368-99-4 C2H2O4*C20H29N3
    4-[1-(3-Dimethylamino-propyl)-1,4,5,6,7,8-hexahydro-cyclohepta[b]pyrrol-2-yl]-phenylamine; compound with oxalic acid
    —— 4-[4-(4-Ethyl-phenyl)-4-(pyrrolidine-1-carbonyl)-piperidin-1-yl]-1-(4-fluoro-phenyl)-butan-1-one 3862-94-0 C28H35FN2O2
    4-[4-(4-Ethyl-phenyl)-4-(pyrrolidine-1-carbonyl)-piperidin-1-yl]-1-(4-fluoro-phenyl)-butan-1-one