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中文名称 英文名称 CAS号 化学式 结构式图片
—— 4-Penten-2-amine, N-hydroxy-3-(trimethylsilyl)-, (R*,S*)- 113999-43-2 C8H19NOSi
4-Penten-2-amine, N-hydroxy-3-(trimethylsilyl)-, (R*,S*)-
—— 4-Methoxy-2,4,5-trimethyl-4,5-dihydro-oxazol-5-yl-hydroperoxide 117049-32-8 C7H13NO4
4-Methoxy-2,4,5-trimethyl-4,5-dihydro-oxazol-5-yl-hydroperoxide
—— 4-[(2,2-dimethoxyethyl)amino]-3-methylcyclohex-2-en-1-one 1357266-48-8 C11H19NO3
4-[(2,2-dimethoxyethyl)amino]-3-methylcyclohex-2-en-1-one
—— (4E,6E)-4,6-dimethyl-7-(4-nitrophenyl)hepta-4,6-dienoic acid 1440522-80-4 C15H17NO4
(4E,6E)-4,6-dimethyl-7-(4-nitrophenyl)hepta-4,6-dienoic acid
—— (4R)-2-(3-ethoxy-4-hydroxyphenyl)thiazolidine-4-carboxylic acid 100392-00-5 C12H15NO4S
(4R)-2-(3-ethoxy-4-hydroxyphenyl)thiazolidine-4-carboxylic acid
—— (4bR,8aR)-2-Diethoxymethyl-1-ethyl-4b,8,8-trimethyl-1,2,3,4,4b,5,6,7,8,8a,9,10-dodecahydro-phenanthren-1-ol 135854-68-1 C24H42O3
(4bR,8aR)-2-Diethoxymethyl-1-ethyl-4b,8,8-trimethyl-1,2,3,4,4b,5,6,7,8,8a,9,10-dodecahydro-phenanthren-1-ol
—— 4-(5-amino-6-bromopyrazin-2-yl)benzamide 1450666-67-7 C11H9BrN4O
4-(5-amino-6-bromopyrazin-2-yl)benzamide
—— 4-(2-benzyl-4-oxo-4<i>H</i>-quinazolin-3-yl)-<i>N</i>-(3,4-dimethyl-isoxazol-5-yl)-benzenesulfonamide 74772-49-9 C26H22N4O4S
4-(2-benzyl-4-oxo-4<i>H</i>-quinazolin-3-yl)-<i>N</i>-(3,4-dimethyl-isoxazol-5-yl)-benzenesulfonamide
—— 4-(phenyl-pyridin-3-ylmethoxy)-1-[3-(2-methanesulfonylaminophenoxy)propyl]piperidine 148668-92-2 C27H33N3O4S
4-(phenyl-pyridin-3-ylmethoxy)-1-[3-(2-methanesulfonylaminophenoxy)propyl]piperidine
—— 4-(3'-Bromo-4'-hexyloxy-5'-methoxythiobenzoyl)morpholine 143230-64-2 C18H26BrNO3S
4-(3'-Bromo-4'-hexyloxy-5'-methoxythiobenzoyl)morpholine
—— 4-(2-amino-6-chloro-3-sulfamoyl-benzoyl)-morpholine 72290-32-5 C11H14ClN3O4S
4-(2-amino-6-chloro-3-sulfamoyl-benzoyl)-morpholine
—— [4-phenyl-5-(2-phenyl-quinolin-4-yl)-4<i>H</i>-[1,2,4]triazol-3-ylsulfanyl]-acetic acid ethyl ester 74271-01-5 C27H22N4O2S
[4-phenyl-5-(2-phenyl-quinolin-4-yl)-4<i>H</i>-[1,2,4]triazol-3-ylsulfanyl]-acetic acid ethyl ester
—— 4-[6-(aminomethyl)-3-azabicyclo[3.1.0]hexan-3-yl]-6-fluoro-N-methyl-2-(2-methylpyrimidin-5-yl)oxy-9H-pyrimido[4,5-b]indol-8-amine 1400804-03-6 C22H23FN8O
4-[6-(aminomethyl)-3-azabicyclo[3.1.0]hexan-3-yl]-6-fluoro-N-methyl-2-(2-methylpyrimidin-5-yl)oxy-9H-pyrimido[4,5-b]indol-8-amine
—— 4-Phenylsulfanyl-butyric acid N'-(4-phenylsulfanyl-butyryl)-hydrazide 70509-45-4 C20H24N2O2S2
4-Phenylsulfanyl-butyric acid N'-(4-phenylsulfanyl-butyryl)-hydrazide
—— 4-Hydroxy-6-methyl-4-(<4>pyridyl)-4H-pyrazolo<1,5-a>indol 72419-00-2 C16H13N3O
4-Hydroxy-6-methyl-4-(<4>pyridyl)-4H-pyrazolo<1,5-a>indol
—— (4R,4aS,7aS)-methyl 4-([1,1'-biphenyl]-4-yl)-4,4a,5,7a-tetrahydrocyclopenta[b]pyran-2-carboxylate 1257520-20-9 C22H20O3
(4R,4aS,7aS)-methyl 4-([1,1'-biphenyl]-4-yl)-4,4a,5,7a-tetrahydrocyclopenta[b]pyran-2-carboxylate
—— 4-Methacryloyl-2-phenylthiophen 74047-75-9 C14H12OS
4-Methacryloyl-2-phenylthiophen
—— [4-(dimethylamino)-6-(methoxyamino)-1,3,5-triazin-2-yl]-trimethylazanium;chloride 74582-39-1 C9H19N6O*Cl
[4-(dimethylamino)-6-(methoxyamino)-1,3,5-triazin-2-yl]-trimethylazanium;chloride
—— 4'-(2-Aminophenylamino)-3-methoxy-4-methylbenzophenone 210966-15-7 C21H20N2O2
4'-(2-Aminophenylamino)-3-methoxy-4-methylbenzophenone
—— 4-bromobenzaldehyde (5-(2-chlorophenyl)-2-furoyl)hydrazone 1410785-72-6 C18H12BrClN2O2
4-bromobenzaldehyde (5-(2-chlorophenyl)-2-furoyl)hydrazone
—— 4-((4-fluorobenzyl)oxy)-1-(2-(3-hydroxycyclobutyl)-1-methyl-1H-benzimidazol-6-yl)pyridin-2(1H)-one 1447912-69-7 C24H22FN3O3
4-((4-fluorobenzyl)oxy)-1-(2-(3-hydroxycyclobutyl)-1-methyl-1H-benzimidazol-6-yl)pyridin-2(1H)-one
—— 4-((4-fluorobenzyl)oxy)-1-(1-methyl-2-(1-(trifluoromethyl)cyclopropyl)-1H-benzimidazol-6-yl)pyridin-2(1H)-one 1447911-81-0 C24H19F4N3O2
4-((4-fluorobenzyl)oxy)-1-(1-methyl-2-(1-(trifluoromethyl)cyclopropyl)-1H-benzimidazol-6-yl)pyridin-2(1H)-one
—— 4-(3-chloroanilino)-benzo[d][1,2,3]triazine 1048698-32-3 C13H9ClN4
4-(3-chloroanilino)-benzo[d][1,2,3]triazine
—— 4-((4-fluorobenzyl)oxy)-1-(2-(3-methoxycyclobutyl)-1-methyl-1H-benzimidazol-6-yl)pyridin-2(1H)-one 1447912-61-9 C25H24FN3O3
4-((4-fluorobenzyl)oxy)-1-(2-(3-methoxycyclobutyl)-1-methyl-1H-benzimidazol-6-yl)pyridin-2(1H)-one
—— 4-(cyclopropylidenemethyl)-11-(trimethylsilyl)-3,4-dihydroindeno[1,2-g]isochromen-10(1H)-one 1448613-40-8 C23H24O2Si
4-(cyclopropylidenemethyl)-11-(trimethylsilyl)-3,4-dihydroindeno[1,2-g]isochromen-10(1H)-one
—— (4-(5-methoxy-1H-indol-2-yl)phenyl)(morpholino)methanone 1379511-74-6 C20H20N2O3
(4-(5-methoxy-1H-indol-2-yl)phenyl)(morpholino)methanone
—— 4-(2,5-dichloro-phenoxy)-N-(2-dimethylamino-pyridin-3-yl)-nicotinamide 1315469-56-7 C19H16Cl2N4O2
4-(2,5-dichloro-phenoxy)-N-(2-dimethylamino-pyridin-3-yl)-nicotinamide
—— 4-(biphenyl-2-yl)-6-methyl-1,6-dihydro-7H-pyrrolo[2,3-c]pyridin-7-one 1446234-27-0 C20H16N2O
4-(biphenyl-2-yl)-6-methyl-1,6-dihydro-7H-pyrrolo[2,3-c]pyridin-7-one
—— 4-Methoxy-benzoic acid 4-benzoyloxy-phenyl ester 40781-78-0 C21H16O5
4-Methoxy-benzoic acid 4-benzoyloxy-phenyl ester
—— 4-(2-methoxy-ethyl)-6,6-dimethyl-5,6-dihydro-1<i>H</i>-pyrimidine-2-thione 31483-02-0 C9H16N2OS
4-(2-methoxy-ethyl)-6,6-dimethyl-5,6-dihydro-1<i>H</i>-pyrimidine-2-thione
—— 4-Amino-5-cyanomethylamino-3,6-dihydro-2-mercapto-3-methyl-6-oxo-pyrimidin 1013-17-8 C7H9N5OS
4-Amino-5-cyanomethylamino-3,6-dihydro-2-mercapto-3-methyl-6-oxo-pyrimidin
—— 4-fluoro-N'-(4-hydroxy-3-methoxybenzylidene)benzenesulfonohydrazide 2063-04-9 C14H13FN2O4S
4-fluoro-N'-(4-hydroxy-3-methoxybenzylidene)benzenesulfonohydrazide
—— 4-(((tert-butyldimethylsilyl)oxy)methyl)-N-methylaniline 1254102-47-0 C14H25NOSi
4-(((tert-butyldimethylsilyl)oxy)methyl)-N-methylaniline
—— 4-(p-tolylaminomethyl)benzoic acid ethyl ester 1187212-16-3 C17H19NO2
4-(p-tolylaminomethyl)benzoic acid ethyl ester
—— 4-{2-[4-(4-Chloro-phenyl)-piperidin-1-yl]-ethyl}-benzene-1,2-diol 15565-07-8 C19H22ClNO2
4-{2-[4-(4-Chloro-phenyl)-piperidin-1-yl]-ethyl}-benzene-1,2-diol
—— (4-iodo-benzylidene)-malonic acid diethyl ester 100710-29-0 C14H15IO4
(4-iodo-benzylidene)-malonic acid diethyl ester
—— (4R,5S,7R)-7-[tert-butyl(dimethyl)silyl]-4,5-dimethyloctane-2,6-dione 133162-07-9 C16H32O2Si
(4R,5S,7R)-7-[tert-butyl(dimethyl)silyl]-4,5-dimethyloctane-2,6-dione
—— (4R,5S)-methyl 5-(tert-butyldimethylsilyloxy)-4-methylhept-6-en-2-ynoate 1143516-82-8 C15H26O3Si
(4R,5S)-methyl 5-(tert-butyldimethylsilyloxy)-4-methylhept-6-en-2-ynoate
—— 4-Amino-1-[(2R,3S,4R,5R)-3-(tert-butyl-dimethyl-silanyloxy)-5-(tert-butyl-dimethyl-silanyloxymethyl)-4-hydroxy-tetrahydro-furan-2-yl]-1H-pyrimidin-2-one 82845-92-9 C21H41N3O5Si2
4-Amino-1-[(2R,3S,4R,5R)-3-(tert-butyl-dimethyl-silanyloxy)-5-(tert-butyl-dimethyl-silanyloxymethyl)-4-hydroxy-tetrahydro-furan-2-yl]-1H-pyrimidin-2-one
—— 4,4-dimethyl-7-phenyl-1,4,5,7-tetrahydro-1,2,6,7,8-pentaazadicyclopenta[a,g]naphthalene-9-carboxylic acid hydrazide 1639808-90-4 C20H19N7O
4,4-dimethyl-7-phenyl-1,4,5,7-tetrahydro-1,2,6,7,8-pentaazadicyclopenta[a,g]naphthalene-9-carboxylic acid hydrazide
—— 4-(1H-benz[d]imidazol-2-yl)-6-bromo-3-phenylquinolin-2-ol 1629234-18-9 C22H14BrN3O
4-(1H-benz[d]imidazol-2-yl)-6-bromo-3-phenylquinolin-2-ol
—— 4-amino-2-methyl-2H-pyrazole-3-carboxylic acid ethyl ester 1260659-38-8 C7H11N3O2
4-amino-2-methyl-2H-pyrazole-3-carboxylic acid ethyl ester
—— 4-(4-Octyloxy-phenylazo)-benzaldehyde 107321-48-2 C21H26N2O2
4-(4-Octyloxy-phenylazo)-benzaldehyde
—— 4-methyl-N-[(2-oxoacenaphthylen-1-ylidene)amino]benzamide 77185-09-2 C20H14N2O2
4-methyl-N-[(2-oxoacenaphthylen-1-ylidene)amino]benzamide
—— (4-chloropyridin-3-yl)(3,4-dimethoxyphenyl)methanone 1345682-92-9 C14H12ClNO3
(4-chloropyridin-3-yl)(3,4-dimethoxyphenyl)methanone
—— 4-Methoxy-1-[4-(4-methoxy-2-prop-1-ynylphenyl)phenyl]-2-prop-1-ynylbenzene 1219825-97-4 C26H22O2
4-Methoxy-1-[4-(4-methoxy-2-prop-1-ynylphenyl)phenyl]-2-prop-1-ynylbenzene
—— 4-Methyl-4-aza-phenothiazin 97000-67-4 C12H10N2S
4-Methyl-4-aza-phenothiazin
—— 4-benzoylaminomethyl-4,5-dihydro-2(3H)-furanone 132354-22-4 C12H13NO3
4-benzoylaminomethyl-4,5-dihydro-2(3H)-furanone
—— 4,5-diselenolate-1,3-dithiole-2-thionedimethyltin 218441-06-6 C5H6S3Se2Sn
4,5-diselenolate-1,3-dithiole-2-thionedimethyltin
—— (4-(anthracen-9-yl)pyridine-2,6-diyl)dimethanol 1428244-07-8 C21H17NO2
(4-(anthracen-9-yl)pyridine-2,6-diyl)dimethanol