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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-<(2,5-dihydro-1-methyl-pyrrol-3-yl)-methyl>-morpholine 138376-39-3 C10H18N2O
    4-<(2,5-dihydro-1-methyl-pyrrol-3-yl)-methyl>-morpholine
    —— 4-[2-(1-methyl-1H-quinolin-2-ylidene)-ethylidene]-2-phenyl-4H-oxazol-5-one 23978-38-3 C21H16N2O2
    4-[2-(1-methyl-1H-quinolin-2-ylidene)-ethylidene]-2-phenyl-4H-oxazol-5-one
    —— 4-{[3-(4-Chloro-phenyl)-6-methyl-isoxazolo[5,4-d]pyrimidin-4-yl]-hydrazonomethyl}-phenol 79835-44-2 C19H14ClN5O2
    4-{[3-(4-Chloro-phenyl)-6-methyl-isoxazolo[5,4-d]pyrimidin-4-yl]-hydrazonomethyl}-phenol
    —— 4-amino-3,6-dichloro-N-(4-fluorobenzyloxy)picolinamide 1242166-43-3 C13H10Cl2FN3O2
    4-amino-3,6-dichloro-N-(4-fluorobenzyloxy)picolinamide
    —— 4-amino-3-chloro-6-(4-chloro-2-fluoro-3-methoxyphenyl)-N-(tetrahydrofuran-2-yloxy)picolinamide 1242164-43-7 C17H16Cl2FN3O4
    4-amino-3-chloro-6-(4-chloro-2-fluoro-3-methoxyphenyl)-N-(tetrahydrofuran-2-yloxy)picolinamide
    —— 4-chloro-N-(3,4-dimethoxy-benzyl)-N-(1-hydroxymethyl-2-methyl-propyl)-benzenesulfonamide 865289-08-3 C20H26ClNO5S
    4-chloro-N-(3,4-dimethoxy-benzyl)-N-(1-hydroxymethyl-2-methyl-propyl)-benzenesulfonamide
    —— 4-tert-Butylsulfanyl-2,5-dimethyl-2-propyl-2,3-dihydro-furan 87143-78-0 C13H24OS
    4-tert-Butylsulfanyl-2,5-dimethyl-2-propyl-2,3-dihydro-furan
    —— 4-(hydroxy-sulfo-acetyl)-benzoic acid ; sodium-salt 108595-26-2 C9H7O7S*Na
    4-(hydroxy-sulfo-acetyl)-benzoic acid ; sodium-salt
    —— 4-Furan-3-yl-2-methylene-butan-1-ol 87452-87-7 C9H12O2
    4-Furan-3-yl-2-methylene-butan-1-ol
    —— 4-[2-(4-acetyl-piperazin-1-yl)-4-methyl-7-oxo-7H-pyrido[2,3-d]pyrimidin-8-yl]-benzamide 583876-38-4 C21H22N6O3
    4-[2-(4-acetyl-piperazin-1-yl)-4-methyl-7-oxo-7H-pyrido[2,3-d]pyrimidin-8-yl]-benzamide
    —— 4-[4-[3-[tert-butoxycarbonyl(methyl)amino]-1-phenylpropoxy]phenyl]butyl acetate 1615654-58-4 C27H37NO5
    4-[4-[3-[tert-butoxycarbonyl(methyl)amino]-1-phenylpropoxy]phenyl]butyl acetate
    —— (4S,5R)-N-Boc-isobutyl-5-phenylethynyloxazolidin-2-one 120589-49-3 C20H25NO4
    (4S,5R)-N-Boc-isobutyl-5-phenylethynyloxazolidin-2-one
    —— 4,5,7-trimethyl-3-pyridin-3-yl-pyrano[2,3-b]pyridin-2-one 25957-06-6 C16H14N2O2
    4,5,7-trimethyl-3-pyridin-3-yl-pyrano[2,3-b]pyridin-2-one
    —— 4-[(E)-2-nitroethenyl]-3,6,7,8-tetrahydro-2H-furo[2,3-g]chromene 1043542-05-7 C13H13NO4
    4-[(E)-2-nitroethenyl]-3,6,7,8-tetrahydro-2H-furo[2,3-g]chromene
    —— 4-methyl-8-pyrrolidin-1-yl-1,2,3,3a,4,9-hexahydropyrrolo[1',2'-a']pyrimido[4,5-d]pyrimidine 1012787-17-5 C14H21N5
    4-methyl-8-pyrrolidin-1-yl-1,2,3,3a,4,9-hexahydropyrrolo[1',2'-a']pyrimido[4,5-d]pyrimidine
    —— [4,8:4'',8'']-2,3-cis-3,4-trans:2'',3''-cis-3'',4''-trans:2'''',3''''-trans-(-)-epicatechin-(-)-epicatechin-(+)-catechin-3,3'',3''''-O-gallate 1189745-27-4 C66H50O30
    [4,8:4'',8'']-2,3-cis-3,4-trans:2'',3''-cis-3'',4''-trans:2'''',3''''-trans-(-)-epicatechin-(-)-epicatechin-(+)-catechin-3,3'',3''''-O-gallate
    —— 4-hydroxy-N-(1-phenylcyclohexyl)-2-(1H-pyrazol-1-yl)pyrimidine-5-carboxamide 1187991-84-9 C20H21N5O2
    4-hydroxy-N-(1-phenylcyclohexyl)-2-(1H-pyrazol-1-yl)pyrimidine-5-carboxamide
    —— 4-(2-(1H-pyrrol-1-yl)phenyl)-1-benzyl-5-iodo-1H-1,2,3-triazole 1254221-42-5 C19H15IN4
    4-(2-(1H-pyrrol-1-yl)phenyl)-1-benzyl-5-iodo-1H-1,2,3-triazole
    —— 4-fluoro-3-(6-(6-(4-fluorophenyl)imidazo[2,1-b]oxazol-5-yl)-[1,2,4]triazolo[4,3-a]pyridin-3-yl)benzoic acid 1029528-74-2 C24H13F2N5O3
    4-fluoro-3-(6-(6-(4-fluorophenyl)imidazo[2,1-b]oxazol-5-yl)-[1,2,4]triazolo[4,3-a]pyridin-3-yl)benzoic acid
    —— 4-[2-(4-Bromophenyl)hydrazinyl]-3-hydroxycyclohexa-3,5-diene-1,2-dione 78447-94-6 C12H9BrN2O3
    4-[2-(4-Bromophenyl)hydrazinyl]-3-hydroxycyclohexa-3,5-diene-1,2-dione
    —— [4-(octadecoxymethyl)oxolan-2-yl]methyl N-acetyl-N-(pyridin-4-ylmethyl)carbamate 123544-58-1 C33H56N2O5
    [4-(octadecoxymethyl)oxolan-2-yl]methyl N-acetyl-N-(pyridin-4-ylmethyl)carbamate
    —— 4-[3-Cyano-4-(2-fluoro-5-methoxyphenyl)pyrrol-1-yl]-2-hydroxybenzoic acid 1072201-50-3 C19H13FN2O4
    4-[3-Cyano-4-(2-fluoro-5-methoxyphenyl)pyrrol-1-yl]-2-hydroxybenzoic acid
    —— (4S,5S)-3-(4-chlorophenyl)-4-(3-methoxyphenyl)-5-((4-(thiophen-3-yl)-1H-1,2,3-triazol-1-yl)methyl)oxazolidin-2-one 1035488-87-9 C23H19ClN4O3S
    (4S,5S)-3-(4-chlorophenyl)-4-(3-methoxyphenyl)-5-((4-(thiophen-3-yl)-1H-1,2,3-triazol-1-yl)methyl)oxazolidin-2-one
    —— 4'-(2-octyloxy)carbonyl-4-biphenyl-4-ferrocenylbenzoate 516479-75-7 C38H38FeO4
    4'-(2-octyloxy)carbonyl-4-biphenyl-4-ferrocenylbenzoate
    —— 4-[4-(6-amino-pyrimidin-4-ylamino)-7-fluoro-pyrazolo[4,3-c]pyridin-2-yl]-3,5-dichlorobenzonitrile 1378039-87-2 C17H9Cl2FN8
    4-[4-(6-amino-pyrimidin-4-ylamino)-7-fluoro-pyrazolo[4,3-c]pyridin-2-yl]-3,5-dichlorobenzonitrile
    —— 4-((E)-But-2-enyl)-2,6-di-tert-butyl-4-methyl-1-phenyl-cyclohexa-2,5-dienol 34712-57-7 C25H36O
    4-((E)-But-2-enyl)-2,6-di-tert-butyl-4-methyl-1-phenyl-cyclohexa-2,5-dienol
    —— 4-Carbamoylphenyl-mesitoat 13963-38-7 C17H17NO3
    4-Carbamoylphenyl-mesitoat
    —— [4-(3-Chloro-phenylamino)-5,6-dimethyl-thieno[2,3-d]pyrimidin-2-yl]-acetic acid ethyl ester 141424-19-3 C18H18ClN3O2S
    [4-(3-Chloro-phenylamino)-5,6-dimethyl-thieno[2,3-d]pyrimidin-2-yl]-acetic acid ethyl ester
    —— 4,4-Dimethyl-2-oxopentylphosphonsaeure-diethylester 67257-28-7 C11H23O4P
    4,4-Dimethyl-2-oxopentylphosphonsaeure-diethylester
    —— (4-(5-amino-6-(5-phenyl-1,3,4-thiadiazol-2-yl)pyrazine-2-yl)phenyl)(1,4-diazacycloheptan-1-yl)methanone 1232411-77-6 C24H23N7OS
    (4-(5-amino-6-(5-phenyl-1,3,4-thiadiazol-2-yl)pyrazine-2-yl)phenyl)(1,4-diazacycloheptan-1-yl)methanone
    —— 4,5-Diphenyl-1,6,10-trioxa-5λ5-phospha-spiro[4.5]dec-2-ene 86138-60-5 C18H19O3P
    4,5-Diphenyl-1,6,10-trioxa-5λ5-phospha-spiro[4.5]dec-2-ene
    —— 4-Chloro-3-methoxycarbonyl-1-methylquinolinium hexafluorophosphate 105576-74-7 C12H11ClNO2*F6P
    4-Chloro-3-methoxycarbonyl-1-methylquinolinium hexafluorophosphate
    —— 4,5-epoxy-3-phenyl-tetrahydro-pyridazine-1,2-dicarboxylic acid diethyl ester 33013-65-9 C16H20N2O5
    4,5-epoxy-3-phenyl-tetrahydro-pyridazine-1,2-dicarboxylic acid diethyl ester
    —— [4-(2-Methoxy-phenylamino)-5,6-dimethyl-thieno[2,3-d]pyrimidin-2-yl]-acetic acid ethyl ester 141424-21-7 C19H21N3O3S
    [4-(2-Methoxy-phenylamino)-5,6-dimethyl-thieno[2,3-d]pyrimidin-2-yl]-acetic acid ethyl ester
    —— 4,5-dimethyl-5,6-dihydro-2H-[1,3]thiazine 102170-27-4 C6H11NS
    4,5-dimethyl-5,6-dihydro-2H-[1,3]thiazine
    —— 4-(2-<i>trans</i>-[2]furyl-vinyl)-1-methyl-pyridinium; iodide 111397-22-9 C12H12NO*I
    4-(2-<i>trans</i>-[2]furyl-vinyl)-1-methyl-pyridinium; iodide
    —— 4-((trans-4-(3-butenyl)cyclohexyl)methoxy)-2,3-difluorophenol 910304-41-5 C17H22F2O2
    4-((trans-4-(3-butenyl)cyclohexyl)methoxy)-2,3-difluorophenol
    —— 4-chloro-6-nitro-2H-chromen-2-one 90415-24-0 C9H4ClNO4
    4-chloro-6-nitro-2H-chromen-2-one
    —— 4-isobutyl-1,4-dihydro-[1,2,3]triazolo[4,5-<i>d</i>]pyrimidine-5,7-dione 54052-45-8 C8H11N5O2
    4-isobutyl-1,4-dihydro-[1,2,3]triazolo[4,5-<i>d</i>]pyrimidine-5,7-dione
    —— 4-amino-5-benzhydryl-1(3)<i>H</i>-pyrimidin-2-one 50278-51-8 C17H15N3O
    4-amino-5-benzhydryl-1(3)<i>H</i>-pyrimidin-2-one
    —— 4-Cyano-5-tert.-octylaminoimidazol 30771-61-0 C12H20N4
    4-Cyano-5-tert.-octylaminoimidazol
    —— 4-amino-2-(benzoylamino-methyl)-pyrimidine-5-carbonitrile 54016-30-7 C13H11N5O
    4-amino-2-(benzoylamino-methyl)-pyrimidine-5-carbonitrile
    —— 4,6,8-trimethyl-oxepino[2,3-<i>b</i>]quinoline 58346-87-5 C16H15NO
    4,6,8-trimethyl-oxepino[2,3-<i>b</i>]quinoline
    —— 4-(4-chlorobenzyl)-7-hydroxycarbonyl-2-methylphthalazin-1(2H)-one 1446003-73-1 C17H13ClN2O3
    4-(4-chlorobenzyl)-7-hydroxycarbonyl-2-methylphthalazin-1(2H)-one
    —— 4-acetoxy-2-acetyl-hex-5-enoic acid ethyl ester 33626-84-5 C12H18O5
    4-acetoxy-2-acetyl-hex-5-enoic acid ethyl ester
    —— 4-Phenylmercapto-phenyltellurtrichlorid 127520-91-6 C12H9Cl3STe
    4-Phenylmercapto-phenyltellurtrichlorid
    —— 4,7-Diamino-8-(pyridin-3-ylazo)-pyrazolo[5,1-c][1,2,4]triazine-3-carbonitrile 97732-53-1 C11H8N10
    4,7-Diamino-8-(pyridin-3-ylazo)-pyrazolo[5,1-c][1,2,4]triazine-3-carbonitrile
    —— (4S,5S)-4-((E)-(S)-7-(tert-Butyl-dimethyl-silanyloxy)-7-{(2S,5S)-5-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-tetrahydro-furan-2-yl}-hept-3-enyl)-5-dodecyl-2,2-dimethyl-[1,3]dioxolane 205240-40-0 C52H88O5Si2
    (4S,5S)-4-((E)-(S)-7-(tert-Butyl-dimethyl-silanyloxy)-7-{(2S,5S)-5-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-tetrahydro-furan-2-yl}-hept-3-enyl)-5-dodecyl-2,2-dimethyl-[1,3]dioxolane
    —— 4-(Diphenyl-phosphinoyl)-3-hydroxy-chromen-2-one 58867-50-8 C21H15O4P
    4-(Diphenyl-phosphinoyl)-3-hydroxy-chromen-2-one
    —— 4-(6-amino-purin-3-yl)-2,3-dihydroxy-butyric acid isobutyl ester 53186-28-0 C13H19N5O4
    4-(6-amino-purin-3-yl)-2,3-dihydroxy-butyric acid isobutyl ester