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中文名称 英文名称 CAS号 化学式 结构式图片
—— 4-anilino-5-nitro-2-(toluene-4-sulfonyl)-2<i>H</i>-pyridazin-3-one 6381-45-9 C17H14N4O5S
4-anilino-5-nitro-2-(toluene-4-sulfonyl)-2<i>H</i>-pyridazin-3-one
—— 4(O),5,5-Trimethylaldopentose 459426-95-0 C8H16O5
4(O),5,5-Trimethylaldopentose
—— 4,8,12-Trimethyl-tridec-4-en-2-in-1-ol-acetat 94259-47-9 C18H30O2
4,8,12-Trimethyl-tridec-4-en-2-in-1-ol-acetat
—— 4-[1-(1-acetylpiperidin-4-yl)-3-(3-chloro-1H-pyrrolo[2,3-b]pyridin-5-yl)-1H-pyrazol-4-yl]-N-(2,2-difluoroethyl)-pyrimidin-2-amine 1111636-75-9 C23H23ClF2N8O
4-[1-(1-acetylpiperidin-4-yl)-3-(3-chloro-1H-pyrrolo[2,3-b]pyridin-5-yl)-1H-pyrazol-4-yl]-N-(2,2-difluoroethyl)-pyrimidin-2-amine
—— 4-oxo-7,8-dihydro-4<i>H</i>,6<i>H</i>-pyrimido[1,2-<i>a</i>]thieno[2,3-<i>d</i>]pyrimidine-9-carboxylic acid ethyl ester 57395-03-6 C12H13N3O3S
4-oxo-7,8-dihydro-4<i>H</i>,6<i>H</i>-pyrimido[1,2-<i>a</i>]thieno[2,3-<i>d</i>]pyrimidine-9-carboxylic acid ethyl ester
—— (4-Amino-2-acetyl-5-methoxy-phenyl)-(2-methoxy-ethyl)-ether 100370-96-5 C12H17NO4
(4-Amino-2-acetyl-5-methoxy-phenyl)-(2-methoxy-ethyl)-ether
—— 4-Methyl-2-(3-trifluoromethylphenylcarbamoyl)-2H-1,4-benzothiazin-3(4H)one 1,1-dioxide 83580-07-8 C17H13F3N2O4S
4-Methyl-2-(3-trifluoromethylphenylcarbamoyl)-2H-1,4-benzothiazin-3(4H)one 1,1-dioxide
—— (4S)-3-{(2S,3S)-3-{5-[(tert-butyldimethylsilyloxy)methyl]isoxazol-3-yl}-2-[(4'-methylbiphenyl-4-yl)methoxy]-3-hydroxy-2-methylpropanoyl}-5,5-dimethyl-4-phenyl-1,3-oxazolidin-2-one 1219005-10-3 C39H48N2O7Si
(4S)-3-{(2S,3S)-3-{5-[(tert-butyldimethylsilyloxy)methyl]isoxazol-3-yl}-2-[(4'-methylbiphenyl-4-yl)methoxy]-3-hydroxy-2-methylpropanoyl}-5,5-dimethyl-4-phenyl-1,3-oxazolidin-2-one
—— 4-[4-(3-trifluoromethyl-5,6-dihydro-8H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl)-6-(3.3,3-trifluoro-propyl)-thieno[2,3-d]pyrimidin-2-yl]-piperazin-2-one 1215214-26-8 C19H18F6N8OS
4-[4-(3-trifluoromethyl-5,6-dihydro-8H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl)-6-(3.3,3-trifluoro-propyl)-thieno[2,3-d]pyrimidin-2-yl]-piperazin-2-one
—— 4-[azido(2,4-dimethoxyphenyl)methyl]-1,2-dimethoxybenzene 1582229-70-6 C17H19N3O4
4-[azido(2,4-dimethoxyphenyl)methyl]-1,2-dimethoxybenzene
—— (4-trifluoromethyl-pyridin-3-ylmethoxy)-acetic acid 1355329-01-9 C9H8F3NO3
(4-trifluoromethyl-pyridin-3-ylmethoxy)-acetic acid
—— 4-[(3,5-Difluorophenyl)amino]-6-(cyclopropylamino)-pyrimido[5,4-d]pyrimidine 176637-72-2 C15H12F2N6
4-[(3,5-Difluorophenyl)amino]-6-(cyclopropylamino)-pyrimido[5,4-d]pyrimidine
—— (4S)-1-[3-(methylsulfonyl)-5-(trifluoromethyl)pyridin-2-yl]-4-(1-methyl-1-{[3-(trifluoromethyl)phenyl]sulfonyl}ethyl)piperidin-2-one 1219910-19-6 C22H22F6N2O5S2
(4S)-1-[3-(methylsulfonyl)-5-(trifluoromethyl)pyridin-2-yl]-4-(1-methyl-1-{[3-(trifluoromethyl)phenyl]sulfonyl}ethyl)piperidin-2-one
—— 4-[(3-Methoxyphenyl)amino]-6-methylthio-pyrimido[5,4-d]pyrimidine 176637-80-2 C14H13N5OS
4-[(3-Methoxyphenyl)amino]-6-methylthio-pyrimido[5,4-d]pyrimidine
—— [4-[2-(3-tributylsilylpropyloxy)ethoxy]phenyl]phenyliodonium hexafluoroantimonate 151271-15-7 C29H46IO2Si*F6Sb
[4-[2-(3-tributylsilylpropyloxy)ethoxy]phenyl]phenyliodonium hexafluoroantimonate
—— 4-morpholino-N-(2-(pyridin-2-yl)ethyl)pyrimidin-2-amine 1268850-13-0 C15H19N5O
4-morpholino-N-(2-(pyridin-2-yl)ethyl)pyrimidin-2-amine
—— 4′-hydroxy-1′-(2-hydroxyphenyl)-6,6-dimethyl-3′-(4-nitrobenzoyl)-6,7-dihydrospiro[1-benzofuran-3,2′-pyrrole]-2,4,5′(1′H,5H)-trione 1422584-60-8 C26H20N2O9
4′-hydroxy-1′-(2-hydroxyphenyl)-6,6-dimethyl-3′-(4-nitrobenzoyl)-6,7-dihydrospiro[1-benzofuran-3,2′-pyrrole]-2,4,5′(1′H,5H)-trione
—— 4-bromo-3,5-bis(2,6-dimethoxyphenyl)-1-vinyl-1H-pyrazole 1250257-94-3 C21H21BrN2O4
4-bromo-3,5-bis(2,6-dimethoxyphenyl)-1-vinyl-1H-pyrazole
—— 4,6-dimethyl-1-phenyl-1H-quinolizin-2(9aH)-one 1571070-68-2 C17H17NO
4,6-dimethyl-1-phenyl-1H-quinolizin-2(9aH)-one
—— 4-Hydroxy-3-[(6-hydroxy-benzo[1,3]dioxol-5-yl)-(4-methoxy-phenyl)-methyl]-5H-furan-2-one 183294-92-0 C19H16O7
4-Hydroxy-3-[(6-hydroxy-benzo[1,3]dioxol-5-yl)-(4-methoxy-phenyl)-methyl]-5H-furan-2-one
—— 4-chloro-2-iodo-1H-pyrrolo[2,3-c]pyridine 1260385-58-7 C7H4ClIN2
4-chloro-2-iodo-1H-pyrrolo[2,3-c]pyridine
—— (4-Chloro-phenyl)-(4-trifluoromethyl-4H-pyridin-1-yl)-methanone 144459-51-8 C13H9ClF3NO
(4-Chloro-phenyl)-(4-trifluoromethyl-4H-pyridin-1-yl)-methanone
—— 4-phenylpyridine pentacarbonylmolybdenum(0) 92267-71-5 C16H9MoNO5
4-phenylpyridine pentacarbonylmolybdenum(0)
—— ((4S,5R)-1-(2,2-dimethyl-5-vinyl-[1,3]dioxolan-4-yl))-2-(tetrahydro-pyran-2-yloxymethyl)-prop-2-en-1-ol 1315589-11-7 C16H26O5
((4S,5R)-1-(2,2-dimethyl-5-vinyl-[1,3]dioxolan-4-yl))-2-(tetrahydro-pyran-2-yloxymethyl)-prop-2-en-1-ol
—— (4R)-4-{[(2R,3aR,6aR)-3a-{[3-(trifluoromethyl)-7,8-dihydro-1,6-naphthyridin-6(5H)-yl]carbonyl}octahydropentalen-2-yl]amino}-3,4-dihydro-2H-chromene-6-carbonitrile 1421064-96-1 C28H29F3N4O2
(4R)-4-{[(2R,3aR,6aR)-3a-{[3-(trifluoromethyl)-7,8-dihydro-1,6-naphthyridin-6(5H)-yl]carbonyl}octahydropentalen-2-yl]amino}-3,4-dihydro-2H-chromene-6-carbonitrile
—— (4S)-4-propan-2-yl-3-[(E,4S,5R)-6,6,6-trichloro-5-hydroxy-2,4-dimethylhex-2-enoyl]-1,3-oxazolidin-2-one 1127355-18-3 C14H20Cl3NO4
(4S)-4-propan-2-yl-3-[(E,4S,5R)-6,6,6-trichloro-5-hydroxy-2,4-dimethylhex-2-enoyl]-1,3-oxazolidin-2-one
—— 4'',6''-O-cyclohexylidene-tetra-N-tert-butoxycarbonylkanamycin A 80860-35-1 C44H76N4O19
4'',6''-O-cyclohexylidene-tetra-N-tert-butoxycarbonylkanamycin A
—— [4-[(3aR)-1-[4-(4-bromobenzoyl)oxyphenyl]-3a-(2-methylpropyl)-3,5-dioxopyrrolo[1,2-a][3,1]benzoxazin-2-yl]phenyl] 4-bromobenzoate 1451210-73-3 C41H29Br2NO7
[4-[(3aR)-1-[4-(4-bromobenzoyl)oxyphenyl]-3a-(2-methylpropyl)-3,5-dioxopyrrolo[1,2-a][3,1]benzoxazin-2-yl]phenyl] 4-bromobenzoate
—— 4-[[(1S)-1-(8-chloro-1-oxo-2-phenylisoquinolin-3-yl)ethyl]amino]-1,5-naphthyridine-3-carbonitrile 1420619-39-1 C26H18ClN5O
4-[[(1S)-1-(8-chloro-1-oxo-2-phenylisoquinolin-3-yl)ethyl]amino]-1,5-naphthyridine-3-carbonitrile
—— 4-benzoyl-2-(3-chlorophenyl)-5-methyl-4H-pyrazol-3-one 1009045-67-3 C17H13ClN2O2
4-benzoyl-2-(3-chlorophenyl)-5-methyl-4H-pyrazol-3-one
—— 4-methyl-4-<2-<(trimethylsilyl)methyl>allyl>-3-cyclohexenyl-2-cyclohexen-1-one 111470-39-4 C20H32OSi
4-methyl-4-<2-<(trimethylsilyl)methyl>allyl>-3-cyclohexenyl-2-cyclohexen-1-one
—— 4-(4-(2,6-difluorobenzamido)phenylthio)-N-methylpicolinamide 1393482-45-5 C20H15F2N3O2S
4-(4-(2,6-difluorobenzamido)phenylthio)-N-methylpicolinamide
—— 4-(4,4-difluoro-cyclohexanecarbonyl)-[1,4]diazepane-1-carboxylic acid tert-butyl ester 1148033-42-4 C17H28F2N2O3
4-(4,4-difluoro-cyclohexanecarbonyl)-[1,4]diazepane-1-carboxylic acid tert-butyl ester
—— 4-{3-[4-[(thiophen-2-yl)carbonyl]-phenyl]-propargylamino}benzonitrile 276677-29-3 C21H14N2OS
4-{3-[4-[(thiophen-2-yl)carbonyl]-phenyl]-propargylamino}benzonitrile
—— 4,6-O-benzylidene-α-D-glucopyranose 1,2-O-(methyl 2-phenylorthoacetate) 1344087-18-8 C21H22O7
4,6-O-benzylidene-α-D-glucopyranose 1,2-O-(methyl 2-phenylorthoacetate)
—— (4R)-4-[di(naphthalen-2-yl)methyl]oxazolidin-2-one 917375-48-5 C24H19NO2
(4R)-4-[di(naphthalen-2-yl)methyl]oxazolidin-2-one
—— 4-cyclohexyl-5-(4-methylimidazol-5-yl)-s-triazole-3-thione 1260230-25-8 C12H17N5S
4-cyclohexyl-5-(4-methylimidazol-5-yl)-s-triazole-3-thione
—— (4-Ethenylphenyl) 3,4,5-tridodecoxybenzoate 1221120-80-4 C51H84O5
(4-Ethenylphenyl) 3,4,5-tridodecoxybenzoate
—— 4-(4-nitrophenyl)-2-(1-(quinolin-2-yl)propan-2-ylidene)pent-3-enenitrile 1314035-45-4 C23H19N3O2
4-(4-nitrophenyl)-2-(1-(quinolin-2-yl)propan-2-ylidene)pent-3-enenitrile
—— 4-(4-chlorobenzyl)-2-(2-(hydroxymethyl)phenyl)-6-methoxy-1,2,4-triazine-3,5(2H,4H)-dione 1207441-95-9 C18H16ClN3O4
4-(4-chlorobenzyl)-2-(2-(hydroxymethyl)phenyl)-6-methoxy-1,2,4-triazine-3,5(2H,4H)-dione
—— 4-methyl-2-(phenylsulfanyl)cyclohex-2-enone 85808-21-5 C13H14OS
4-methyl-2-(phenylsulfanyl)cyclohex-2-enone
—— 4,5-Bis[2-[2-(1-adamantyloxy)ethoxy]ethoxy]pentacyclo[6.6.6.02,7.09,14.015,20]icosa-2,4,6,9,11,13,15,17,19-nonaene 1240263-97-1 C48H58O6
4,5-Bis[2-[2-(1-adamantyloxy)ethoxy]ethoxy]pentacyclo[6.6.6.02,7.09,14.015,20]icosa-2,4,6,9,11,13,15,17,19-nonaene
—— 4-{[1-(3,3-diphenyl-propyl)-piperidin-4-ylcarbamoyl]-methyl}-benzamide 1103528-50-2 C29H33N3O2
4-{[1-(3,3-diphenyl-propyl)-piperidin-4-ylcarbamoyl]-methyl}-benzamide
—— 4-Methoxy-2-methyl-benzenesulfonic acid 4-thiocyanato-phenyl ester 17860-57-0 C15H13NO4S2
4-Methoxy-2-methyl-benzenesulfonic acid 4-thiocyanato-phenyl ester
—— 4-Oxo-4-[4-((Z)-styryl)-phenyl]-butyric acid 6748-50-1 C18H16O3
4-Oxo-4-[4-((Z)-styryl)-phenyl]-butyric acid
—— (4S,4aS,5aS,6S,12aS)-7-Chloro-4-dimethylamino-3,6,10,12,12a-pentahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydro-naphthacene-2-carboxylic acid (2,2,2-trichloro-1-hydroxy-ethyl)-amide 96261-71-1 C23H22Cl4N2O9
(4S,4aS,5aS,6S,12aS)-7-Chloro-4-dimethylamino-3,6,10,12,12a-pentahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydro-naphthacene-2-carboxylic acid (2,2,2-trichloro-1-hydroxy-ethyl)-amide
—— 4-pentylphenyl 4-[(E)-(4-amino-1-naphthyl)diazenyl]-3-methylbenzoate 765303-80-8 C29H29N3O2
4-pentylphenyl 4-[(E)-(4-amino-1-naphthyl)diazenyl]-3-methylbenzoate
—— 4,4,4-Trichloro-3-hydroxy-butyric acid benzyl ester 91194-00-2 C11H11Cl3O3
4,4,4-Trichloro-3-hydroxy-butyric acid benzyl ester
—— (4RS,5RS)-4,5-bismethoxycarbonyl-3-(2,2-dimethyl-1,3-dioxolan-4-yl)-Δ<sup>2</sup>-isoxazoline 90137-29-4 C12H17NO7
(4RS,5RS)-4,5-bismethoxycarbonyl-3-(2,2-dimethyl-1,3-dioxolan-4-yl)-Δ<sup>2</sup>-isoxazoline
—— 4-(2'-cyano-biphenyl-4-yl)-1-methyl-1H-pyrazole-3-carbonitrile 851198-59-9 C18H12N4
4-(2'-cyano-biphenyl-4-yl)-1-methyl-1H-pyrazole-3-carbonitrile