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中文名称 英文名称 CAS号 化学式 结构式图片
—— 4-(trimethylsilyl)-2-chloro-2-methylbutane 18279-95-3 C8H19ClSi
4-(trimethylsilyl)-2-chloro-2-methylbutane
—— 4-bromo-1-(cyclopropylmethyl)-5-[(3-{[2-(trifluoromethyl)piperidin-1-yl]methyl}pyridin-2-yl)oxy]-1H-benzotriazole 1268312-51-1 C22H23BrF3N5O
4-bromo-1-(cyclopropylmethyl)-5-[(3-{[2-(trifluoromethyl)piperidin-1-yl]methyl}pyridin-2-yl)oxy]-1H-benzotriazole
—— 4,5,6-Trimethyl-2-(4-nitroanilino)pyrimidin 81093-54-1 C13H14N4O2
4,5,6-Trimethyl-2-(4-nitroanilino)pyrimidin
—— (+/-)-4-Ethoxycarbonyl-4-<5-methyl-<2>pyridyl>-butyronitril 6517-06-2 C13H16N2O2
(+/-)-4-Ethoxycarbonyl-4-<5-methyl-<2>pyridyl>-butyronitril
—— 4-{1'-[3-(dimethylamino)-1,2,4-thiadiazol-5-yl]-4,4'-bipiperidin-1-yl}-2-fluoro-N-(1-methylcyclopropyl)benzoamide 1039744-01-8 C25H35FN6OS
4-{1'-[3-(dimethylamino)-1,2,4-thiadiazol-5-yl]-4,4'-bipiperidin-1-yl}-2-fluoro-N-(1-methylcyclopropyl)benzoamide
—— 4-(4-Carbethoxy-1-hydroxypentyl)-5-ethoxymethyl-4-imidazolin-2-on 19920-37-7 C14H24N2O5
4-(4-Carbethoxy-1-hydroxypentyl)-5-ethoxymethyl-4-imidazolin-2-on
—— 4-benzyl-8-chloro-1,1-dioxo-1,4-dihydro-2<i>H</i>-1λ<sup>6</sup>-benzo[1,2,4]thiadiazin-3-one 20144-98-3 C14H11ClN2O3S
4-benzyl-8-chloro-1,1-dioxo-1,4-dihydro-2<i>H</i>-1λ<sup>6</sup>-benzo[1,2,4]thiadiazin-3-one
—— 4-<4,5-Dimethoxy-2-methoxycarbonyl-benzyliden>-2-phenyl-oxazol-5-on 16101-61-4 C20H17NO6
4-<4,5-Dimethoxy-2-methoxycarbonyl-benzyliden>-2-phenyl-oxazol-5-on
—— 4-(Aethyl-dichlorseleno)-acetophenon 21227-61-2 C10H12Cl2OSe
4-(Aethyl-dichlorseleno)-acetophenon
—— 4a-(2-Dimethylaminoethyl)-3,5,6-trimethoxy-2-oxo-1,2,4a,10a-tetrahydro-phenanthren 18209-42-2 C21H27NO4
4a-(2-Dimethylaminoethyl)-3,5,6-trimethoxy-2-oxo-1,2,4a,10a-tetrahydro-phenanthren
—— [4-(4-cyclobutylamino-5-(trifluoromethyl)pyrimidin-2-ylamino)-5-methoxy-2-methyl-phenyl]-morpholin-4-yl-methanone 1441206-14-9 C22H26F3N5O3
[4-(4-cyclobutylamino-5-(trifluoromethyl)pyrimidin-2-ylamino)-5-methoxy-2-methyl-phenyl]-morpholin-4-yl-methanone
—— 4-((E)-5-Benzenesulfonyl-pent-4-enyl)-6-methoxy-isochroman-3-one 193215-52-0 C21H22O5S
4-((E)-5-Benzenesulfonyl-pent-4-enyl)-6-methoxy-isochroman-3-one
—— 4-Bromo-2-(4-chlorophenyl)pent-4-en-1-ol 945489-21-4 C11H12BrClO
4-Bromo-2-(4-chlorophenyl)pent-4-en-1-ol
—— [4-(8-Chloro-2-oxo-2H-benzo[1,4]oxazin-3-yl)-phenyl]-acetic acid methyl ester 84326-06-7 C17H12ClNO4
[4-(8-Chloro-2-oxo-2H-benzo[1,4]oxazin-3-yl)-phenyl]-acetic acid methyl ester
—— 4,7-dimethyl-2-(toluene-4-sulfonyl)-2,3-dihydro-1H-pyrano[3,4-c]pyrrol-6-one 1607479-89-9 C16H17NO4S
4,7-dimethyl-2-(toluene-4-sulfonyl)-2,3-dihydro-1H-pyrano[3,4-c]pyrrol-6-one
—— 4-[4-[4-[(cyclobutylamino)methyl]-1-piperidyl]-5-phenyl-thieno[2,3-d]pyrimidin-2-yl]piperazin-2-one 1437771-71-5 C26H32N6OS
4-[4-[4-[(cyclobutylamino)methyl]-1-piperidyl]-5-phenyl-thieno[2,3-d]pyrimidin-2-yl]piperazin-2-one
—— 4,6-O-benzylidene-N-(o-methylphenyl)-β-D-glucopyranosylamine 1207194-00-0 C20H23NO5
4,6-O-benzylidene-N-(o-methylphenyl)-β-D-glucopyranosylamine
—— (4R,5S,6S,7R,8S,10R)-1-oxo-3,10-epoxy-5-hydroxy-8-methacryloyloxygermacra-2,11(13)-dien-12,6-olide 1365999-79-6 C19H22O7
(4R,5S,6S,7R,8S,10R)-1-oxo-3,10-epoxy-5-hydroxy-8-methacryloyloxygermacra-2,11(13)-dien-12,6-olide
—— 4-ethyl-2-methyl-3,5-dioxo-2,3,4,5-tetrahydro-[1,2,4]triazine-6-carboxylic acid 1353872-28-2 C7H9N3O4
4-ethyl-2-methyl-3,5-dioxo-2,3,4,5-tetrahydro-[1,2,4]triazine-6-carboxylic acid
—— 4'-[[2-n-propyl-6-(imidazo[1,2-a]pyridin-2-yl)-benzimidazol-1-yl]-methyl]-biphenyl-2-carboxylic acid 144701-68-8 C31H26N4O2
4'-[[2-n-propyl-6-(imidazo[1,2-a]pyridin-2-yl)-benzimidazol-1-yl]-methyl]-biphenyl-2-carboxylic acid
—— 4,4,5,5-tetramethyl-2-[3-(1-naphthyl)-naphthalen-2-yl]-[1,3,2]dioxaborolane 1242770-67-7 C26H25BO2
4,4,5,5-tetramethyl-2-[3-(1-naphthyl)-naphthalen-2-yl]-[1,3,2]dioxaborolane
—— 4-(2-(4-chlorobenzoyl)cyclopropyl)butanal 1262863-27-3 C14H15ClO2
4-(2-(4-chlorobenzoyl)cyclopropyl)butanal
—— 4,5,6,7-Tetrabromo-2-[4-[4-(4,5,6,7-tetrabromo-1,3-dioxoisoindol-2-yl)phenoxy]phenyl]isoindole-1,3-dione 32588-75-3 C28H8Br8N2O5
4,5,6,7-Tetrabromo-2-[4-[4-(4,5,6,7-tetrabromo-1,3-dioxoisoindol-2-yl)phenoxy]phenyl]isoindole-1,3-dione
—— 4-Fluor-3-(2-methyl-2-nitrovinyl)indol 23130-90-7 C11H9FN2O2
4-Fluor-3-(2-methyl-2-nitrovinyl)indol
—— 4-Methoxy-5-nitro-1-oxy-pyridin-2-ol 13602-74-9 C6H6N2O5
4-Methoxy-5-nitro-1-oxy-pyridin-2-ol
—— 4-(3-chloro-4-methylphenyl)-5-(4-chlorophenyl)-2-(4-methylphenyl)-2H-1,2,4-triazol-3(4H)-one 1601316-40-8 C22H17Cl2N3O
4-(3-chloro-4-methylphenyl)-5-(4-chlorophenyl)-2-(4-methylphenyl)-2H-1,2,4-triazol-3(4H)-one
—— (4aR,9aS)-6-bromo-3-oxo-2,3,9,9a-tetrahydroindeno[2,1-b][1,4]oxazin-4(4aH)-yl 2-phenylacetate 1643771-04-3 C19H16BrNO4
(4aR,9aS)-6-bromo-3-oxo-2,3,9,9a-tetrahydroindeno[2,1-b][1,4]oxazin-4(4aH)-yl 2-phenylacetate
—— 4,7-diazido-1-O-(4-methoxytrityl)heptane 183273-89-4 C27H30N6O2
4,7-diazido-1-O-(4-methoxytrityl)heptane
—— 4-chlorophenylcarboxylic acid [4-(2-diethylamino-ethylcarbamoyl)-5-methoxy-phenyl]-amide 1214283-56-3 C21H26ClN3O3
4-chlorophenylcarboxylic acid [4-(2-diethylamino-ethylcarbamoyl)-5-methoxy-phenyl]-amide
—— 4-(β-<6-Methoxy-indolyl-(3)>-ethylamino)-6-amino-pyrimidin 19808-27-6 C15H17N5O
4-(β-<6-Methoxy-indolyl-(3)>-ethylamino)-6-amino-pyrimidin
—— (4-Nitro-phenylazo)-[2-(4-nitro-phenylazo)-3,1',3'-trioxo-2,3,1',3'-tetrahydro-[1,2']biindenyliden-2-yl]-acetic acid 16306-30-2 C32H18N6O9
(4-Nitro-phenylazo)-[2-(4-nitro-phenylazo)-3,1',3'-trioxo-2,3,1',3'-tetrahydro-[1,2']biindenyliden-2-yl]-acetic acid
—— 4-Selenino-buttersaeure Hydronitrat 55509-80-3 C4H8O4Se*HNO3
4-Selenino-buttersaeure Hydronitrat
—— 4-(1,1-dimethyl-allyl)-1-hydroxy-2,5,6-trimethoxy-xanthen-9-one 13586-07-7 C21H22O6
4-(1,1-dimethyl-allyl)-1-hydroxy-2,5,6-trimethoxy-xanthen-9-one
—— 4-Chloro-benzenesulfonic acid 5-chloro-2-methoxy-phenyl ester 18211-03-5 C13H10Cl2O4S
4-Chloro-benzenesulfonic acid 5-chloro-2-methoxy-phenyl ester
—— (4-{2-[1-tert-butoxycarbonylamino-2-(1-methyl-1H-pyrazol-4-yl)ethyl]-1H-imidazol-4-yl}phenyl)carbamic acid methyl ester 942317-55-7 C22H28N6O4
(4-{2-[1-tert-butoxycarbonylamino-2-(1-methyl-1H-pyrazol-4-yl)ethyl]-1H-imidazol-4-yl}phenyl)carbamic acid methyl ester
—— 4-bromo-1-(cyclopropylmethyl)-5-({3-[(3,3-difluoropiperidin-1-yl)methyl]pyridin-2-yl}oxy)-1H-benzotriazole 1268312-52-2 C21H22BrF2N5O
4-bromo-1-(cyclopropylmethyl)-5-({3-[(3,3-difluoropiperidin-1-yl)methyl]pyridin-2-yl}oxy)-1H-benzotriazole
—— 4-chloro-3-(5-(3,5-dichloro-4-hydroxyphenyl)-1,3,4-oxadiazol-2-yl)benzene-1-sulfonyl fluoride 1422570-26-0 C14H6Cl3FN2O4S
4-chloro-3-(5-(3,5-dichloro-4-hydroxyphenyl)-1,3,4-oxadiazol-2-yl)benzene-1-sulfonyl fluoride
—— 4-dimethylamino-benzoic acid-(4-dimethylamino-phenacylamide) 108984-68-5 C19H23N3O2
4-dimethylamino-benzoic acid-(4-dimethylamino-phenacylamide)
—— 4-methylsulfanyl-1-phenyl-3-(toluene-4-sulfonyloxy)-azetidin-2-one 37546-64-8 C17H17NO4S2
4-methylsulfanyl-1-phenyl-3-(toluene-4-sulfonyloxy)-azetidin-2-one
—— 4-chloro-3-[4-(methylsulfanyl)benzyl]-1-(β-D-xylopyranosyl)-1H-indole 1259934-08-1 C21H22ClNO4S
4-chloro-3-[4-(methylsulfanyl)benzyl]-1-(β-D-xylopyranosyl)-1H-indole
—— 4-methylidene-5-(oxan-2-yloxy)hexanal 145315-91-9 C12H20O3
4-methylidene-5-(oxan-2-yloxy)hexanal
—— 4-(2,4-dihydroxy-phenylazo)-naphthalene-1-sulfonic acid 37738-93-5 C16H12N2O5S
4-(2,4-dihydroxy-phenylazo)-naphthalene-1-sulfonic acid
—— 4-methyl-3-cyano-1,2-dihydro-2-oxopyrazolo<1,5-a>benzimidazole 145644-62-8 C11H8N4O
4-methyl-3-cyano-1,2-dihydro-2-oxopyrazolo<1,5-a>benzimidazole
—— 4-hydroxy-2-oxo-1,2,4a,5,6,7,8,8a-octahydro[1,6]naphthyridine-3-carboxylic acid [4-(pyrrolidin-1-yl)phenyl]amide 1005331-10-1 C19H24N4O3
4-hydroxy-2-oxo-1,2,4a,5,6,7,8,8a-octahydro[1,6]naphthyridine-3-carboxylic acid [4-(pyrrolidin-1-yl)phenyl]amide
—— 4-(4-butoxybenzoyl)-3-hydroxy-5-(4-hydroxyphenyl)-1-(5-methyl-1,3,4-thiadiazol-2-yl)-1,5-dihydro-2H-pyrrol-2-one 617695-22-4 C24H23N3O5S
4-(4-butoxybenzoyl)-3-hydroxy-5-(4-hydroxyphenyl)-1-(5-methyl-1,3,4-thiadiazol-2-yl)-1,5-dihydro-2H-pyrrol-2-one
—— 4'-O-p-(trifluoromethyl)benzylparomomycin 1043874-79-8 C31H50F3N5O14
4'-O-p-(trifluoromethyl)benzylparomomycin
—— 4'-chlorospiro[1-azabicyclo[2.2.2]octane-3,2'-(3'H)-furo[2,3-b]pyridine] 220100-40-3 C13H15ClN2O
4'-chlorospiro[1-azabicyclo[2.2.2]octane-3,2'-(3'H)-furo[2,3-b]pyridine]
—— 4-biphenyl-4-yl-2-methanesulfinyl-thiazole 63318-79-6 C16H13NOS2
4-biphenyl-4-yl-2-methanesulfinyl-thiazole
—— 4-((N-benzylcarbamoyl)oxy)-piperidine trifluoroacetate 301232-29-1 C2HF3O2*C13H18N2O2
4-((N-benzylcarbamoyl)oxy)-piperidine trifluoroacetate
—— 4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-5a,5b,8,8,11a-pentamethyl-3a-(3-(N-methylacetamido)propylcarbamoyl)-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-H-cyclopenta[a]chrysen-9-yl)benzoic acid 1351277-94-5 C43H62N2O4
4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-5a,5b,8,8,11a-pentamethyl-3a-(3-(N-methylacetamido)propylcarbamoyl)-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-H-cyclopenta[a]chrysen-9-yl)benzoic acid