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中文名称 英文名称 CAS号 化学式 结构式图片
—— 4,5-Dihydroxy-2-hexensaeure-N,N'-diaethylamid 70805-62-8 C10H19NO3
4,5-Dihydroxy-2-hexensaeure-N,N'-diaethylamid
—— ((4aS,5S,6S,8aS)-5-Bromo-8a-ethyl-3-oxo-octahydro-isochromen-6-yl)-acetic acid methyl ester 60941-69-7 C14H21BrO4
((4aS,5S,6S,8aS)-5-Bromo-8a-ethyl-3-oxo-octahydro-isochromen-6-yl)-acetic acid methyl ester
—— 4-(1-Methoxyethoxy)-1,1-trimethylendithiopentan 69604-30-4 C11H22O2S2
4-(1-Methoxyethoxy)-1,1-trimethylendithiopentan
—— 4-chloro-4-deoxy-2,3,6-tri-O-pivaloyl-α-D-galactopyranosyl 3-O-mesyl-2,4,6-tri-O-pivaloyl-α-D-glucopyranoside 129727-90-8 C43H71ClO18S
4-chloro-4-deoxy-2,3,6-tri-O-pivaloyl-α-D-galactopyranosyl 3-O-mesyl-2,4,6-tri-O-pivaloyl-α-D-glucopyranoside
—— 4-Ethoxycarbonyloxy-4-oxo-butyric acid methyl ester 117702-37-1 C8H12O6
4-Ethoxycarbonyloxy-4-oxo-butyric acid methyl ester
—— 4-nitro-N-[[5-[(4-nitrophenyl)hydrazinylidene]cyclooctylidene]amino]aniline 102095-80-7 C20H22N6O4
4-nitro-N-[[5-[(4-nitrophenyl)hydrazinylidene]cyclooctylidene]amino]aniline
—— 4-chloro-6-(1,1,1-trifluoro-4-hydroxy-4-methylpent-2-en-2-yl)benzene-1,3-diol 882175-99-7 C12H12ClF3O3
4-chloro-6-(1,1,1-trifluoro-4-hydroxy-4-methylpent-2-en-2-yl)benzene-1,3-diol
—— 4-{[1-(3,5-Dichloro-2-hydroxy-phenyl)-meth-(Z)-ylidene]-amino}-benzoic acid butyl ester 22581-98-2 C18H17Cl2NO3
4-{[1-(3,5-Dichloro-2-hydroxy-phenyl)-meth-(Z)-ylidene]-amino}-benzoic acid butyl ester
—— 4-{8-[(2-cyanoethyl)amino]imidazo[1,2-a]pyrazin-3-yl}-N-cyclopropyl-2-methylbenzamide 1383104-70-8 C20H20N6O
4-{8-[(2-cyanoethyl)amino]imidazo[1,2-a]pyrazin-3-yl}-N-cyclopropyl-2-methylbenzamide
—— 4-[4-(2-aminopyrimidin-5-yl)phenyl]-N-[4-(2-methyl-1,3-thiazol-4-yl)phenyl]tetrahydro-2H-pyran-4-carboxamide 1382483-81-9 C26H25N5O2S
4-[4-(2-aminopyrimidin-5-yl)phenyl]-N-[4-(2-methyl-1,3-thiazol-4-yl)phenyl]tetrahydro-2H-pyran-4-carboxamide
—— 4-Tosyl-4-(tosyl-acetyl)-pimelinsaeure-dinitril 17903-83-2 C23H24N2O5S2
4-Tosyl-4-(tosyl-acetyl)-pimelinsaeure-dinitril
—— 4-cyclopropyl-3,4-dihydro-7-phenoxycarbonyl-2H-1,2,4-benzothiadiazine 1,1-dioxide 1204574-93-5 C17H16N2O4S
4-cyclopropyl-3,4-dihydro-7-phenoxycarbonyl-2H-1,2,4-benzothiadiazine 1,1-dioxide
—— (4R,5R,6S)-5-hydroxy-6-(hydroxymethyl)-4-[(E)-tridec-1-enyl]piperidin-2-one 1206460-13-0 C19H35NO3
(4R,5R,6S)-5-hydroxy-6-(hydroxymethyl)-4-[(E)-tridec-1-enyl]piperidin-2-one
—— 4-chloro-3-fluoro-N-[N'-(oxan-3-yl)-N-[5-(trifluoromethyl)-1H-pyrazol-3-yl]carbamimidoyl]benzamide 1381812-00-5 C17H16ClF4N5O2
4-chloro-3-fluoro-N-[N'-(oxan-3-yl)-N-[5-(trifluoromethyl)-1H-pyrazol-3-yl]carbamimidoyl]benzamide
—— 4-(3-oxazol-5-yl-2H-chromen-6-yl)-benzylamine 1415462-35-9 C19H16N2O2
4-(3-oxazol-5-yl-2H-chromen-6-yl)-benzylamine
—— (4S)-3-((4'S,5'S)-1',5'-dimethylcyclohexene-4'-carbonyl)-4-((4'-methoxyphenyl)methyl)-2-oxazolidinone 111292-97-8 C20H25NO4
(4S)-3-((4'S,5'S)-1',5'-dimethylcyclohexene-4'-carbonyl)-4-((4'-methoxyphenyl)methyl)-2-oxazolidinone
—— 4,4'-bis(3-(2-(2-(allyloxy)ethoxy)ethoxy)propyl)-2,2'-bipyridine 648413-12-1 C30H44N2O6
4,4'-bis(3-(2-(2-(allyloxy)ethoxy)ethoxy)propyl)-2,2'-bipyridine
—— 4-(2-chloroacetyl)-1-methylpyridinium chloride 1427207-48-4 C8H9ClNO*Cl
4-(2-chloroacetyl)-1-methylpyridinium chloride
—— 4-Brom-benzoesaeure-<(4R<sup>*</sup>,6R<sup>*</sup>,7R<sup>*</sup>,9<sup>*</sup>)-4,7-epoxy-megastigm-5(11)-en-9-yl-ester> 72505-47-6 C20H25BrO3
4-Brom-benzoesaeure-<(4R<sup>*</sup>,6R<sup>*</sup>,7R<sup>*</sup>,9<sup>*</sup>)-4,7-epoxy-megastigm-5(11)-en-9-yl-ester>
—— 4-ethyl-5-methyl-3,6-diphenyl-pyridazine 68629-73-2 C19H18N2
4-ethyl-5-methyl-3,6-diphenyl-pyridazine
—— 4,5-dimethyl-2,3,6,7-tetrahydrothiepine 1,1-dioxide 1228075-06-6 C8H14O2S
4,5-dimethyl-2,3,6,7-tetrahydrothiepine 1,1-dioxide
—— (4-dimethylamino-but-2-enyl)-thiourea 59961-72-7 C7H15N3S
(4-dimethylamino-but-2-enyl)-thiourea
—— 4-methoxy-benzenesulfonic acid-[3-(6-ethoxy-[2]quinolyl)-anilide] 114399-72-3 C24H22N2O4S
4-methoxy-benzenesulfonic acid-[3-(6-ethoxy-[2]quinolyl)-anilide]
—— 4-(2-amino-5-methyl-phenyl)-piperazine-1-carboxylic acid benzyl ester 874296-75-0 C19H23N3O2
4-(2-amino-5-methyl-phenyl)-piperazine-1-carboxylic acid benzyl ester
—— 4-phenylspiro[3,4-dihydro-1H-quinazoline-2,1'-cycloheptane] 84571-72-2 C20H24N2
4-phenylspiro[3,4-dihydro-1H-quinazoline-2,1'-cycloheptane]
—— (+/-)-{4-chloro-2-[2-(2-indol-1-ylacetyl)-1,2,3,4-tetrahydroisoquinolin-1-yl]phenoxy}acetic acid 1355054-08-8 C27H23ClN2O4
(+/-)-{4-chloro-2-[2-(2-indol-1-ylacetyl)-1,2,3,4-tetrahydroisoquinolin-1-yl]phenoxy}acetic acid
—— 4-(3-bromo-4,5-dimethoxyphenyl)-5-(4-methoxyphenyl)-1,3-diethylimidazolium iodide 1627130-81-7 C22H26BrN2O3*I
4-(3-bromo-4,5-dimethoxyphenyl)-5-(4-methoxyphenyl)-1,3-diethylimidazolium iodide
—— 4-({4-[(1-Ethyl-4-formylamino-1H-pyrrole-2-carbonyl)-amino]-1-methyl-1H-pyrrole-2-carbonyl}-amino)-1-methyl-1H-pyrrole-2-carboxylic acid benzyl ester 85406-69-5 C27H28N6O5
4-({4-[(1-Ethyl-4-formylamino-1H-pyrrole-2-carbonyl)-amino]-1-methyl-1H-pyrrole-2-carbonyl}-amino)-1-methyl-1H-pyrrole-2-carboxylic acid benzyl ester
—— 4-ethylthiosemicarbazide of N-acetylisatinic acid 110829-27-1 C13H16N4O3S
4-ethylthiosemicarbazide of N-acetylisatinic acid
—— 4-[2,4-bis-benzyloxy-6-(2-pentyl-[1,3]dithian-2-ylmethyl)-benzoyloxy]-2-hydroxy-6-pentyl-benzoic acid benzyl ester 67093-40-7 C50H56O7S2
4-[2,4-bis-benzyloxy-6-(2-pentyl-[1,3]dithian-2-ylmethyl)-benzoyloxy]-2-hydroxy-6-pentyl-benzoic acid benzyl ester
—— 4-{6-chloro-5-[2'-hydroxy-3'-(methyloxy)-4-biphenylyl]-2,4-dioxo-1,2,4,5-tetrahydro-3H-pyrrolo[3,2-d]pyrimidin-3-yl}butanoic acid 1346606-84-5 C23H20ClN3O6
4-{6-chloro-5-[2'-hydroxy-3'-(methyloxy)-4-biphenylyl]-2,4-dioxo-1,2,4,5-tetrahydro-3H-pyrrolo[3,2-d]pyrimidin-3-yl}butanoic acid
—— 4-[(2-chloro-4-{[3-(2,6-dichlorophenyl)-5-isopropylisoxazol-4-yl]methoxy}benzyl)oxy]benzoic acid 700835-58-1 C27H22Cl3NO5
4-[(2-chloro-4-{[3-(2,6-dichlorophenyl)-5-isopropylisoxazol-4-yl]methoxy}benzyl)oxy]benzoic acid
—— 4-[4-Oxo-6-(2-propyl-pentanoylamino)-3,4-dihydro-phthalazin-1-ylmethyl]-benzoic acid methyl ester 497254-67-8 C25H29N3O4
4-[4-Oxo-6-(2-propyl-pentanoylamino)-3,4-dihydro-phthalazin-1-ylmethyl]-benzoic acid methyl ester
—— 4-(4-(3-(1-(3-fluorobenzyl)-1H-pyrazol-4-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridin-5-yl)phenyl)piperazine-1-carboxamide 1534380-11-4 C35H32FN7O3S
4-(4-(3-(1-(3-fluorobenzyl)-1H-pyrazol-4-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridin-5-yl)phenyl)piperazine-1-carboxamide
—— 4-[(4-Methoxy-phenoxycarbonyl)-methyl-amino]-benzenediazonium; chloride 132249-09-3 C15H14N3O3*Cl
4-[(4-Methoxy-phenoxycarbonyl)-methyl-amino]-benzenediazonium; chloride
—— (4β,5α)-12-Hydroxy-N-{[1-(3-methoxyphenyl)cyclohexyl]methyl}podocarpa-8,11,13-trien-16-amide 551943-98-7 C31H41NO3
(4β,5α)-12-Hydroxy-N-{[1-(3-methoxyphenyl)cyclohexyl]methyl}podocarpa-8,11,13-trien-16-amide
—— 4-bromo-4'-(4-ethynyl-N-methyl-1,8-naphthalimide)biphenyl 1228884-90-9 C27H16BrNO2
4-bromo-4'-(4-ethynyl-N-methyl-1,8-naphthalimide)biphenyl
—— 4-Methoxybenzyl-tri-p-tolylphosphonium acetate 149967-94-2 C31H33O3P
4-Methoxybenzyl-tri-p-tolylphosphonium acetate
—— 4-[1,4,5,6-Tetrahydro-1-(4-iodophenyl)-2-pyridinyl]morpholine 385425-16-1 C15H19IN2O
4-[1,4,5,6-Tetrahydro-1-(4-iodophenyl)-2-pyridinyl]morpholine
—— 4-[(S)-2-(3-fluoroazetidin-1-yl)-1-(4-fluoro-3-trifluoromethylphenyl)ethylamino]quinazoline-8-carboxylic acid amide 1379546-39-0 C21H18F5N5O
4-[(S)-2-(3-fluoroazetidin-1-yl)-1-(4-fluoro-3-trifluoromethylphenyl)ethylamino]quinazoline-8-carboxylic acid amide
—— (4RS,5RS)-4,5-dihydroxy-6-oxocyclodecyl-(2-methoxymethoxy)benzoate 471279-95-5 C19H26O7
(4RS,5RS)-4,5-dihydroxy-6-oxocyclodecyl-(2-methoxymethoxy)benzoate
—— 4-(2-(3-methoxybenzylidene)hydrozinocarboxymethoxy)benz-2-(3-methoxybenzylidene)hydrazide 1202229-10-4 C25H24N4O5
4-(2-(3-methoxybenzylidene)hydrozinocarboxymethoxy)benz-2-(3-methoxybenzylidene)hydrazide
—— 4,5-Dimethoxy-o-aminoacetophenon-ω-sulfonamid 49666-98-0 C10H14N2O5S
4,5-Dimethoxy-o-aminoacetophenon-ω-sulfonamid
—— 4-(4-chlorophenyl)-N-(3-methylphenyl)-1,3-thiazol-2-amine 21344-82-1 C16H13ClN2S
4-(4-chlorophenyl)-N-(3-methylphenyl)-1,3-thiazol-2-amine
—— 4-(2-methylprop-2-enyl)cyclohexane-1,3-dione 369372-41-8 C10H14O2
4-(2-methylprop-2-enyl)cyclohexane-1,3-dione
—— (4-ethylheptyl)benzene 1253596-98-3 C15H24
(4-ethylheptyl)benzene
—— (4R)-1-(5-chloro-3-(2,4-dimethoxyphenyl)-1-{[4-methoxy-2-(trifluoromethoxy)phenyl]sulfonyl}-2-oxo-2,3-dihydro-1H-indol-3-yl)-4-hydroxy-N,N-dimethyl-L-prolinamide 905091-17-0 C31H31ClF3N3O9S
(4R)-1-(5-chloro-3-(2,4-dimethoxyphenyl)-1-{[4-methoxy-2-(trifluoromethoxy)phenyl]sulfonyl}-2-oxo-2,3-dihydro-1H-indol-3-yl)-4-hydroxy-N,N-dimethyl-L-prolinamide
—— 4-Benzoyl-5-(2-chloro-phenyl)-3-hydroxy-5H-furan-2-one 68118-23-0 C17H11ClO4
4-Benzoyl-5-(2-chloro-phenyl)-3-hydroxy-5H-furan-2-one
—— 4-benzyl-[1,4]oxazepane 19344-52-6 C12H17NO
4-benzyl-[1,4]oxazepane
—— 4-{6-[2-(1-Boc-piperidin-4-yl)acetylamino]-1-oxo-1,3-dihydroisoindol-2-yl}butyric acid 1447332-16-2 C24H33N3O6
4-{6-[2-(1-Boc-piperidin-4-yl)acetylamino]-1-oxo-1,3-dihydroisoindol-2-yl}butyric acid