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中文名称 英文名称 CAS号 化学式 结构式图片
—— 4-hydroxy-3-methoxy-4-phenyl-2-<1-(4-trifluoromethyl)phenyl>-2-cyclobuten-1-one 137395-08-5 C18H13F3O3
4-hydroxy-3-methoxy-4-phenyl-2-<1-(4-trifluoromethyl)phenyl>-2-cyclobuten-1-one
—— 4-(3,5-Dichlorphenyl)-2-methyl-1,2,4-oxadiazolidin-3-on 77766-95-1 C9H8Cl2N2O2
4-(3,5-Dichlorphenyl)-2-methyl-1,2,4-oxadiazolidin-3-on
—— 4-Methyl-6-trimethylsilyl-hex-2,5-diin-1,4-diol 20988-06-1 C10H16O2Si
4-Methyl-6-trimethylsilyl-hex-2,5-diin-1,4-diol
—— 4-[(dimethylamino)methyl]-2-methyl-3-(3-methyl-1,2,4-oxadiazol-5-yl)-1H-indol-5-ol 440351-84-8 C15H18N4O2
4-[(dimethylamino)methyl]-2-methyl-3-(3-methyl-1,2,4-oxadiazol-5-yl)-1H-indol-5-ol
—— 4-[2-Ethyl-5-(4-fluoro-3-methylphenoxy)phenyl]-5-hydroxy-2,2,6,6-tetramethylpyran-3-one 1235557-54-6 C24H27FO4
4-[2-Ethyl-5-(4-fluoro-3-methylphenoxy)phenyl]-5-hydroxy-2,2,6,6-tetramethylpyran-3-one
—— 4-oxo-N-phenyl-2-[(phenylcarbamoylamino)carbamoyl]quinazoline-3-carboxamide 153776-85-3 C23H18N6O4
4-oxo-N-phenyl-2-[(phenylcarbamoylamino)carbamoyl]quinazoline-3-carboxamide
—— 4,5,6,7-Tetrakis-propylsulfanyl-1,3-dihydro-spiro[benzoimidazole-2,1'-cyclohexane] 172362-94-6 C24H40N2S4
4,5,6,7-Tetrakis-propylsulfanyl-1,3-dihydro-spiro[benzoimidazole-2,1'-cyclohexane]
—— 4-({4-[(4-tert-butoxycarbonylamino-1-methyl-1H-pyrrole-2-carbonyl)amino]-1-methyl-1H-imidazole-2-carbonyl}amino)-1-methyl-1H-imidazole-2-carboxylic acid ethyl ester 292071-82-0 C23H30N8O6
4-({4-[(4-tert-butoxycarbonylamino-1-methyl-1H-pyrrole-2-carbonyl)amino]-1-methyl-1H-imidazole-2-carbonyl}amino)-1-methyl-1H-imidazole-2-carboxylic acid ethyl ester
—— 4,4'-(2-cyclohexylbut-1-ene-1,1-diyl)diphenol 36588-65-5 C22H26O2
4,4'-(2-cyclohexylbut-1-ene-1,1-diyl)diphenol
—— 4-(5,6-dimethoxy-3-oxo-phthalan-4-yloxy)-3-nitro-benzoic acid methyl ester 98341-63-0 C18H15NO9
4-(5,6-dimethoxy-3-oxo-phthalan-4-yloxy)-3-nitro-benzoic acid methyl ester
—— 4-[2-(4-butyl-3,5-dioxo-2-phenyl-pyrazolidin-1-yl)-propionyl]-morpholine 72462-54-5 C20H27N3O4
4-[2-(4-butyl-3,5-dioxo-2-phenyl-pyrazolidin-1-yl)-propionyl]-morpholine
—— 4-(2-(2-(2-Nitrophenoxy)propanoyl)carbohydrazonoyl)phenyl 2-bromobenzoate 765288-14-0 C23H18BrN3O6
4-(2-(2-(2-Nitrophenoxy)propanoyl)carbohydrazonoyl)phenyl 2-bromobenzoate
—— 4-(2-((4-Butylphenoxy)acetyl)carbohydrazonoyl)-2-ethoxyphenyl 4-ethoxybenzoate 765276-35-5 C30H34N2O6
4-(2-((4-Butylphenoxy)acetyl)carbohydrazonoyl)-2-ethoxyphenyl 4-ethoxybenzoate
—— 4-hydroxy-5,8-dimethyl-3-nitro-1<i>H</i>-quinolin-2-one 54675-06-8 C11H10N2O4
4-hydroxy-5,8-dimethyl-3-nitro-1<i>H</i>-quinolin-2-one
—— 4-(dimethylamino)pyridine-2-carboxylic acid ethyl ester hydrochloride 1391042-01-5 C10H14N2O2*ClH
4-(dimethylamino)pyridine-2-carboxylic acid ethyl ester hydrochloride
—— (4S,5R,9R)-8-Benzoyl-9-benzyloxy-4-ethyl-8-hydroxy-2,2-dimethyl-6-oxo-1,3-dioxa-7-aza-spiro[4.4]nonane-7-carboxylic acid tert-butyl ester 562858-26-8 C29H35NO8
(4S,5R,9R)-8-Benzoyl-9-benzyloxy-4-ethyl-8-hydroxy-2,2-dimethyl-6-oxo-1,3-dioxa-7-aza-spiro[4.4]nonane-7-carboxylic acid tert-butyl ester
—— [4-(1-Chloro-hexyl)-phenyl]-acetic acid methyl ester 1027538-37-9 C15H21ClO2
[4-(1-Chloro-hexyl)-phenyl]-acetic acid methyl ester
—— 4-chloro-1-{[5-(4-chlorophenyl)-1-methyl-1H-pyrazol-3-yl]methyl}-2-methyl-1H-imidazo[4,5-c]quinoline 943863-74-9 C22H17Cl2N5
4-chloro-1-{[5-(4-chlorophenyl)-1-methyl-1H-pyrazol-3-yl]methyl}-2-methyl-1H-imidazo[4,5-c]quinoline
—— 4-Hydroxy-5-(4-methoxy-benzyl)-3-(4-methoxy-phenyl)-5H-furan-2-one 74026-72-5 C19H18O5
4-Hydroxy-5-(4-methoxy-benzyl)-3-(4-methoxy-phenyl)-5H-furan-2-one
—— 4,10-bis((triisopropylsilyl)ethynyl)anthanthrone 1421229-73-3 C44H50O2Si2
4,10-bis((triisopropylsilyl)ethynyl)anthanthrone
—— 4-Hydroxymethyl-2,3-dimethyl-5-phenylsulfanylmethyl-cyclopent-2-enone 77871-33-1 C15H18O2S
4-Hydroxymethyl-2,3-dimethyl-5-phenylsulfanylmethyl-cyclopent-2-enone
—— 4,5-diphenyl-2-phenoxymethyl-1,2,4-triazol-3-one 145434-72-6 C21H17N3O2
4,5-diphenyl-2-phenoxymethyl-1,2,4-triazol-3-one
—— (4-fluorophenyl)(4-(4-fluorophenyl)-3,8-dimethyl-1-phenyl-1,5,9,10-tetrahydropyrazolo[4',3':6,7]azepino[5,4,3-cd]indol-9-yl)methanone 1610600-18-4 C33H24F2N4O
(4-fluorophenyl)(4-(4-fluorophenyl)-3,8-dimethyl-1-phenyl-1,5,9,10-tetrahydropyrazolo[4',3':6,7]azepino[5,4,3-cd]indol-9-yl)methanone
—— 4-Allyl-5-ethyl-3,6-dihydro-2H-pyran 144479-05-0 C10H16O
4-Allyl-5-ethyl-3,6-dihydro-2H-pyran
—— 4-chloro-1-(cyclopropylmethyl)-5-[4-(iodomethyl)cyclohex-1-en-1-yl]-1H-benzotriazole 1408003-20-2 C17H19ClIN3
4-chloro-1-(cyclopropylmethyl)-5-[4-(iodomethyl)cyclohex-1-en-1-yl]-1H-benzotriazole
—— 4-methyl-2-oxo-2<i>H</i>-chromene-3-carbonyl chloride 854903-21-2 C11H7ClO3
4-methyl-2-oxo-2<i>H</i>-chromene-3-carbonyl chloride
—— 4-[3-(4-methoxy-phenyl)-cis-crotonoylamino]-benzoic acid (?) 53901-64-7 C18H17NO4
4-[3-(4-methoxy-phenyl)-cis-crotonoylamino]-benzoic acid (?)
—— 4-[(1S,2R)-2-(Bis-benzyloxy-thiophosphoryloxy)-1-methylcarbamoyl-propylcarbamoyl]-butyric acid tert-butyl ester 851983-98-7 C28H39N2O7PS
4-[(1S,2R)-2-(Bis-benzyloxy-thiophosphoryloxy)-1-methylcarbamoyl-propylcarbamoyl]-butyric acid tert-butyl ester
—— 4-nitrobenzoic (O,O-di-o-tolyl phosphorothioic) thioanhydride 1220999-27-8 C21H18NO5PS2
4-nitrobenzoic (O,O-di-o-tolyl phosphorothioic) thioanhydride
—— 4-amino-3-[2'-deoxy-3',5'-di-O-(4-toluoyl)-β-D-erythro-pentofuranosyl]-7-nitro-3H-imidazo[4,5-c]pyridine 881844-18-4 C27H25N5O7
4-amino-3-[2'-deoxy-3',5'-di-O-(4-toluoyl)-β-D-erythro-pentofuranosyl]-7-nitro-3H-imidazo[4,5-c]pyridine
—— 4-methyl-4-nitro-3-(D-galacto-penta-O-acetylpentitol-1-yl)-1-pyrazoline 115797-86-9 C19H27N3O12
4-methyl-4-nitro-3-(D-galacto-penta-O-acetylpentitol-1-yl)-1-pyrazoline
—— 4,4-diphenyl-2,2-diisopropyl-3-buten-1-ol 121730-83-4 C22H28O
4,4-diphenyl-2,2-diisopropyl-3-buten-1-ol
—— 4,4-Dimethyl-cyclopent-1-enecarboxylic acid 4,4-dimethyl-2-oxo-cyclopent-(Z)-ylidenemethyl ester 81887-93-6 C16H22O3
4,4-Dimethyl-cyclopent-1-enecarboxylic acid 4,4-dimethyl-2-oxo-cyclopent-(Z)-ylidenemethyl ester
—— 4-Ethyl-7-hydroxycoumarin 4'-chlorobenzenesulfonate 91406-03-0 C17H13ClO5S
4-Ethyl-7-hydroxycoumarin 4'-chlorobenzenesulfonate
—— 4-{(3S)-3-[(tert-butoxycarbonyl)amino]piperidin-1-yl}-3-({[6-(2,6-difluoro-3-methoxyphenyl)-5-fluoropyridin-2-yl]carbonyl}amino)-6,7-dihydro-5H-cyclopenta[b]pyridin-7-yl acetate 1620013-12-8 C33H36F3N5O6
4-{(3S)-3-[(tert-butoxycarbonyl)amino]piperidin-1-yl}-3-({[6-(2,6-difluoro-3-methoxyphenyl)-5-fluoropyridin-2-yl]carbonyl}amino)-6,7-dihydro-5H-cyclopenta[b]pyridin-7-yl acetate
—— 4-Chlor-7-<2-desoxy-3,5-di-O-(p-toluoyl)-α-D-erythro-pentofuranosyl>-2-methoxy-7H-pyrrolo<2,3-d>pyrimidin 96022-81-0 C28H26ClN3O6
4-Chlor-7-<2-desoxy-3,5-di-O-(p-toluoyl)-α-D-erythro-pentofuranosyl>-2-methoxy-7H-pyrrolo<2,3-d>pyrimidin
—— 4-[(E)-2-(2-Hydroxy-phenyl)-vinyl]-1-propoxycarbonylmethyl-pyridinium; chloride 79131-24-1 C18H20NO3*Cl
4-[(E)-2-(2-Hydroxy-phenyl)-vinyl]-1-propoxycarbonylmethyl-pyridinium; chloride
—— {4-[2-hydroxy-3-(1-methanesulfonyl-1H-pyrrolo[2,3-c]pyridin-2-yl)-phenyl]-piperidin-1-yl}-acetic acid ethyl ester 906331-53-1 C23H27N3O5S
{4-[2-hydroxy-3-(1-methanesulfonyl-1H-pyrrolo[2,3-c]pyridin-2-yl)-phenyl]-piperidin-1-yl}-acetic acid ethyl ester
—— 4-benzoyl-2,6-ditert-butyl-6-hydroperoxycyclohexa-2,4-dien-1-one 81389-61-9 C21H26O4
4-benzoyl-2,6-ditert-butyl-6-hydroperoxycyclohexa-2,4-dien-1-one
—— 4-((2aR,2bS,5aR,7R,7aS,7bR,11aR,13S,16aS)-15-ethyl-2b,7-dihydroxy-5a,10,10-trimethyl-2,2a,2b,3,5a,6,7,7a,11a,12-decahydro-1H,8H,13H-13,16a-methanocyclopenta[5,6]naphtho[2,1-d][1,3]dioxino[5,4-e][1,3,2]dioxaborocin-5-yl)furan-2(5H)-one 1418284-04-4 C28H39BO8
4-((2aR,2bS,5aR,7R,7aS,7bR,11aR,13S,16aS)-15-ethyl-2b,7-dihydroxy-5a,10,10-trimethyl-2,2a,2b,3,5a,6,7,7a,11a,12-decahydro-1H,8H,13H-13,16a-methanocyclopenta[5,6]naphtho[2,1-d][1,3]dioxino[5,4-e][1,3,2]dioxaborocin-5-yl)furan-2(5H)-one
—— [4-[5-[2-(6-aminopyridin-3-yl)ethynyl]-6-ethylpyrimidin-4-yl]-2-fluorophenyl]-[(3S)-3-(dimethylamino)pyrrolidin-1-yl]methanone 1321609-15-7 C26H27FN6O
[4-[5-[2-(6-aminopyridin-3-yl)ethynyl]-6-ethylpyrimidin-4-yl]-2-fluorophenyl]-[(3S)-3-(dimethylamino)pyrrolidin-1-yl]methanone
—— 4-[5-[2,6-Difluoro-4-(trifluoromethyl)phenoxy]-2-ethylphenyl]-5-hydroxy-2,2,6,6-tetramethylpyran-3-one 1235557-80-8 C24H23F5O4
4-[5-[2,6-Difluoro-4-(trifluoromethyl)phenoxy]-2-ethylphenyl]-5-hydroxy-2,2,6,6-tetramethylpyran-3-one
—— 4-[5-[2-(6-aminopyridin-3-yl)ethynyl]-6-ethylpyrimidin-4-yl]-N-[[(2R)-1-ethylpyrrolidin-2-yl]methyl]-2-fluorobenzamide 1321608-76-7 C27H29FN6O
4-[5-[2-(6-aminopyridin-3-yl)ethynyl]-6-ethylpyrimidin-4-yl]-N-[[(2R)-1-ethylpyrrolidin-2-yl]methyl]-2-fluorobenzamide
—— 4-[2-(<i>N</i>-acetyl-sulfanilyl)-ethyl]-1-propyl-pyridinium; bromide 109961-80-0 Br*C18H23N2O3S
4-[2-(<i>N</i>-acetyl-sulfanilyl)-ethyl]-1-propyl-pyridinium; bromide
—— 4-methylidene-2-[(2-methylpropan-2-yl)oxy]-1,3,2-benzodioxaphosphinine 65479-97-2 C12H15O3P
4-methylidene-2-[(2-methylpropan-2-yl)oxy]-1,3,2-benzodioxaphosphinine
—— 4,4-Bis-(4-fluoro-phenyl)-2,6-diphenyl-4H-thiopyran 144392-14-3 C29H20F2S
4,4-Bis-(4-fluoro-phenyl)-2,6-diphenyl-4H-thiopyran
—— 4-<2-(Cyclohexylamethyl-amino)-ethyl>-piperidin 92326-44-8 C14H28N2
4-<2-(Cyclohexylamethyl-amino)-ethyl>-piperidin
—— 4-[2-(3-formyl-indol-1-ylmethoxycarbonyloxy)-ethyl]-piperidine-1-carboxylic acid tert-butyl ester 912355-21-6 C23H30N2O6
4-[2-(3-formyl-indol-1-ylmethoxycarbonyloxy)-ethyl]-piperidine-1-carboxylic acid tert-butyl ester
—— 4'-dimethylamino-4"-N-(2-hydroxyethyl)amino-5-nitrotriphenylmethane 1349752-08-4 C23H25N3O3
4'-dimethylamino-4"-N-(2-hydroxyethyl)amino-5-nitrotriphenylmethane
—— 4-((2-chlorothiazol-5-yl)methoxy)benzyl chloride 1234623-97-2 C11H9Cl2NOS
4-((2-chlorothiazol-5-yl)methoxy)benzyl chloride