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    中文名称 英文名称 CAS号 化学式
    4-氧代-4-吡啶-3-基-丁酸乙酯 ethyl 4-oxo-4-(pyridin-3-yl)butanoate 59086-27-0 C11H13NO3
    4-氧代-4-{[17-氧代雌甾-1,3,5(10)-三烯-3-基]氧基}丁酸 estrone 3-hemisuccinate 58534-72-8 C22H26O5
    4-氧代-4-[4-(三氟甲基)苯基]丁酸 4-oxo-4-[4-(trifluoromethyl)phenyl]butanoic acid 58457-56-0 C11H9F3O3
    4-氧代-4-[3-(三氟甲基)苯基]丁酸 4-oxo-4-(3-(trifluoromethyl)phenyl)butanoic acid 56948-76-6 C11H9F3O3
    4-氧代-4-[1-(4-苯基苯基)丙氧基]丁酸 Bernsteinsaeure-mono-<1-(4-phenyl-phenyl)-propylester> 50673-55-7 C19H20O4
    4-氧代-4-[(三丁基锡烷基)氧基]丁酸异丙酯 4-Oxo-4-propan-2-yloxybutanoate;tributylstannanylium 53404-82-3 C19H38O4Sn
    4-氧代-4-(4-吡啶基)丁酸 4-oxo-4-(4-pyridyl)butanoic acid 5693-75-4 C9H9NO3
    4-氧代-4-(4-丙苯基)丁酸 β-(p-Propylbenzoyl)propionsaeure 57821-78-0 C13H16O3
    4-氧代-4-(3-苯氧基苯基)丁酸 β-(m-Phenoxybenzoyl)propionsaeure 54364-84-0 C16H14O4
    4-氧代-4,5-二氢噻吩并[3,2-c]吡啶-7-甲腈 4-oxo-4,5-dihydrothieno[3,2-c]pyridine-7-carbonitrile 55040-34-1 C8H4N2OS
    4-氧代-4,5-二氢-3H-吡咯并[2,3-c]喹啉-1-羧酸 4-oxo-4,5-dihydro-3H-pyrrolo[2,3-c]quinoline-1-carboxylic acid 503272-05-7 C12H8N2O3
    4-氧代-4,5-二氢-3H-吡咯并[2,3-c]喹啉-1-甲腈 4-oxo-4,5-dihydro-3H-pyrrolo[2,3-c]quinoline-1-carbonitrile 503272-04-6 C12H7N3O
    4-氧代-3-苯基二氮杂萘-1-羧酸 4-oxo-3-phenyl-3,4-dihydrophthalazine-1-carboxylic acid 57531-19-8 C15H10N2O3
    4-氧代-3-(2-苯基乙基)-2-苯基亚氨基-1,3-噻嗪-6-羧酸 4-Oxo-3-phenethyl-2-phenylimino-1,3-thiazinane-6-carboxylic acid 5933-05-1 C19H18N2O3S
    4-氧代-3,4-二氢酞嗪-1-羧酸甲酯 methyl 4-oxo-3,4-dihydrophthalazine-1-carboxylate 53960-10-4 C10H8N2O3
    4-氧代-3,4-二氢吡啶并[2,3-d]嘧啶-2-羧酸乙酯 ethyl 4-oxo-3,4-dihydropyrido[2,3-d]pyrimidine-2-carboxylate 55149-36-5 C10H9N3O3
    4-氧代-2H-1,2-苯并恶唑-3-羧酸 3-Carboxy-4-hydroxybenzisoxazol 57764-43-9 C8H5NO4
    4-氧代-2H-1,2-苯并恶唑-3-甲酸甲酯 3-Carbomethoxy-4-hydroxybenzisoxazol 57764-45-1 C9H7NO4
    4-氧代-2-苯基-4-(4-苯基苯基)丁酸甲酯 4-biphenyl-4-yl-4-oxo-2-phenyl-butyric acid methyl ester 5333-39-1 C23H20O3
    4-氧代-2-色满羧酸 4-oxochroman-2-carboxylic acid 51048-00-1 C10H8O4
    4-氧代-2-环戊烯羧酸甲酯 4-Oxo-cyclopent-2-enecarboxylic acid methyl ester 59895-12-4 C7H8O3
    4-氧代-2-[[(苯基甲氧基)羰基]氨基]-丁酸苯甲酯 2-BENZYLOXYCARBONYLAMINO-4-OXO-BUTYRIC ACID BENZYL ESTER 58641-56-8 C19H19NO5
    4-氧代-2,6-二苯基-4H-4拉姆达*5*-[1,4]氧磷-4-醇 4-hydroxy-2,6-diphenyl-4H-1,4-oxaphosphorin 4-oxide 56153-45-8 C16H13O3P
    4-氧代-1H-1,10-菲咯啉-3-羧酸 4-oxo-1,4-dihydro-1,10-phenanthroline-3-carboxylic acid 53946-49-9 C13H8N2O3
    4-氧代-1-(2-苯基乙基)哌啶-3-羧酸乙酯 ethyl 4-oxo-1-(2-phenylethyl)piperidine-3-carboxylate 56547-83-2 C16H21NO3
    4-氧代-1,4-二氢苯并[h]喹啉-3-羧酸 4-oxo-1,4-dihydrobenzo[h]quinoline-3-carboxylic acid 51726-83-1 C14H9NO3
    4-氧代-1,4,5,6,7,8-六氢-喹啉-3-羧酸 4-oxo-1,4,5,6,7,8-hexahydro-quinoline-3-carboxylic acid 58781-08-1 C10H11NO3
    4-氧代-1,2-吡唑烷二甲酸 1-叔丁酯 2-苄酯 4-oxo-pyrazolidine-1,2-dicarboxylic acid 1-benzyl ester 2-tert-butyl ester 503072-63-7 C16H20N2O5
    4-氧代-1,2-二氢吡唑并[3,4-d]嘧啶-3-腈 3-cyanoallopurinol 5387-84-8 C6H3N5O
    4-氧代-1,1-环己烷二羧酸1,1-二乙酯 diethyl 4-oxocyclohexane-1,1-dicarboxylate 55704-60-4 C12H18O5
    4-氧-4-[(3,3,5-三甲基环己基)氨基]丁基-2-辛烯酸 4-Oxo-4-[(3,3,5-trimethylcyclohexyl)amino]but-2-enoic acid 51992-11-1 C13H21NO3
    4-氟苯重氮四氟硼酸盐 4-fluorobenzenediazonium tetrafluoroborate 53260-51-8 C6H4FN2*F6P
    4-氟苯甲醛肟 (Z)-4-fluorobenzaldehyde oxime 588-95-4 C7H6FNO
    4-氟苯甲酸苄酯 benzyl 4-fluorobenzoate 59986-44-6 C14H11FO2
    4-氟苯氧基乙酸甲酯 2-(4-Fluorophenoxy)propanoate 55444-93-4 C9H8FO3-
    4-氟苯氧乙醛 2-(4-fluorophenoxy)acetaldehyde 59769-38-9 C8H7FO2
    4-氟苯并呋喃-7-甲醛 4-fluorobenzofuran-7-carbaldehyde 555155-07-2 C9H5FO2
    4-氟苯基-2-噻吩酮 2-(4-fluorobenzoyl)thiophene 579-49-7 C11H7FOS
    4-氟苯丁酮 1-(4-fluorophenyl)butan-1-one 582-83-2 C10H11FO
    4-氟甲基苯丙胺(盐酸盐) 4-fluoromethamphetamine hydrochloride 52063-62-4 C10H14FN*ClH
    4-氟安替比林 2-(4-fluorophenyl)-1,5-dimethyl-1H-pyrazol-3(2H)-one 5400-60-2 C11H11FN2O
    4-氟喹唑啉 4-fluoroquinazoline 56595-09-6 C8H5FN2
    4-氟二苯基甲烷 4-fluorodiphenylmethane 587-79-1 C13H11F
    4-氟丁酸钠盐 sodium 4-fluorobutyrate 502-84-1 C4H6FO2*Na
    4-氟-反-beta-苯乙烯硼酸频哪醇酯 (E)-2-(4-fluorostyryl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 504433-86-7 C14H18BFO2
    4-氟-N-[4-[4-[(4-氟苯甲酰基)氨基]-3-甲氧基苯基]-2-甲氧基苯基]苯甲酰胺 N,N'-(3,3'-Dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(4-fluorobenzamide) 5205-16-3 C28H22F2N2O4
    4-氟-N-(4-氯-2-甲基苯基)苯甲酰胺 4-fluoro-N-(4-chloro-2-methylphenyl)benzamide 592471-25-5 C14H11ClFNO
    4-氟-N-(4-氟苄基)苯甲酰胺 4-fluoro-N-(4-fluorobenzyl)benzamide 512181-73-6 C14H11F2NO
    4-氟-B-氧代苯丁酸甲基酯 methyl 4-(4-fluorophenyl)-3-oxobutanoate 500366-84-7 C11H11FO3
    4-氟-6-甲氧基嘧啶 4-Fluor-6-methoxy-pyrimidin 51421-95-5 C5H5FN2O