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    中文名称 英文名称 CAS号 化学式
    2-氧代壬酰胺 2-oxononanamide 85866-13-3 C9H17NO2
    2-氧代哌嗪-1-羧酸苄酯 4-(benzyloxycarbonyl)-2-piperazinone 889958-20-7 C12H14N2O3
    2-氧代吲哚啉-6-硼酸频哪醇酯 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)indolin-2-one 893441-85-5 C14H18BNO3
    2-氧代吡咯烷-3-甲腈 2-oxo-3-pyrrolidinecarbonitrile 89322-69-0 C5H6N2O
    2-氧代-哌嗪-1-羧酸叔丁酯 tert-butyl 2-oxopiperazine-1-carboxylate 889958-14-9 C9H16N2O3
    2-氧代-N-苯基噁唑啉-3-磺酰胺 2-oxo-N-phenyloxazolidine-3-sulfonamide 87708-16-5 C9H10N2O4S
    2-氧代-N-乙烯基吡咯烷-1-甲酰胺 2-Oxo-N-vinylpyrrolidine-1-carboxamide 84100-26-5 C7H10N2O2
    2-氧代-6-(吡啶-2-基氨基甲酰基)-1,2-二氢吡啶-3-羧酸乙酯 ethyl 2-oxo-6-(pyridin-2-ylcarbamoyl)-1,2-dihydropyridine-3-carboxylate 87762-36-5 C14H13N3O4
    2-氧代-6-(4-甲基苯基)-4-苯基-3-环己烯-1-羧酸乙酯 ethyl 2-oxo-6-(4-methylphenyl)-4-phenyl-3-cyclohexene-1-carboxylate 85157-03-5 C22H22O3
    2-氧代-5-苯基环戊烷-1-羧酸甲酯 2-carbomethoxy-3-phenylcyclopentanone 87682-85-7 C13H14O3
    2-氧代-5-苯基戊酸乙酯 ethyl 2-oxo-5-phenylpentanoate 81867-09-6 C13H16O3
    2-氧代-5-苯基戊酸 2-oxo-5-phenylpentanoic acid 88768-11-0 C11H12O3
    2-氧代-5-嘧啶-4-基-1H-吡啶-3-羧酸 1,2-Dihydro-2-oxo-5-(4-pyrimidinyl)-nicotinic acid 89996-04-3 C10H7N3O3
    2-氧代-5-嘧啶-4-基-1H-吡啶-3-甲酰胺 3-carbamoyl-5-(4-pyrimidinyl)-2(1H)-pyridone 80390-99-4 C10H8N4O2
    2-氧代-5-哒嗪-4-基-1H-吡啶-3-羧酸 2-oxo-5-(4-pyridazinyl)(1H) nicotinic acid 89996-21-4 C10H7N3O3
    2-氧代-5-吡嗪-2-基-1H-吡啶-3-羧酸 1,2-Dihydro-2-oxo-5-(2-pyrazinyl)nicotinic acid 89996-11-2 C10H7N3O3
    2-氧代-5,6,7,8-四氢-2H-色烯-3-羧酸甲酯 methyl 2-oxo-2,5,6,7,8-pentahydro-2H-benzo[b]pyran-3-ylcarboxylate 85531-80-2 C11H12O4
    2-氧代-4-苯基丁酸甲酯 methyl 2-oxo-4-phenylbutanoate 83402-87-3 C11H12O3
    2-氧代-4-哌啶甲酰胺 2-oxo-piperidine-4-carboxylic acid amide 89600-82-8 C6H10N2O2
    2-氧代-4-(2-噻吩基)丁酸乙酯 ethyl 2-oxo-4-(2-thienyl)butyrate 85918-84-9 C10H12O3S
    2-氧代-3-噻吩-2-基-1H-喹喔啉-6-羧酸 2-oxo-3-thiophen-2-yl-1,2-dihydro-quinoxaline-6-carboxylic acid 832080-83-8 C13H8N2O3S
    2-氧代-2-（1H-吡唑-4-基）乙酸乙酯 ethyl 2-oxo-2-(1H-pyrazol-4-yl)acetate 869557-79-9 C7H8N2O3
    2-氧代-2-{[(7S)-1,2,3,10-四甲氧基-9-氧代-5,6,7,9-四氢苯并[a]庚搭烯-7-基]氨基}乙基乙酸酯 O-acetylcolchifoline 86436-34-2 C24H27NO8
    2-氧代-2-[3-(三氟甲氧基)苯基]-乙腈 3-(Trifluoromethoxy)benzoyl cyanide 80277-37-8 C9H4F3NO2
    2-氧代-2-[(4-噻吩-3-基-1,3-噻唑-2-基)氨基]乙酸乙酯 Acetic acid, oxo((4-(3-thienyl)-2-thiazolyl)amino)-, ethyl ester 83089-57-0 C11H10N2O3S2
    2-氧代-2-[(4-噻吩-2-基-1,3-噻唑-2-基)氨基]乙酸乙酯 N-(4-Thiophen-2-yl-thiazol-2-yl)-oxalamic acid ethyl ester 83089-53-6 C11H10N2O3S2
    2-氧代-2-(苯乙基氨基)乙酸乙酯 ethyl N-2-phenylethyloxamate 82756-06-7 C12H15NO3
    2-氧代-2-(4-氧代四氢-2H-吡喃-3-基)乙酸乙酯 ethyl 2-oxo-2-(4-oxotetrahydro-2H-pyran-3-yl)acetate 857177-01-6 C9H12O5
    2-氧代-2-(2-(4-(2-(苯磺酰基)乙基)苯基)肼基)乙酸 oxo(2-{4-[2-(phenylsulfonyl)ethyl]phenyl}hydrazino)acetic acid 868618-78-4 C16H16N2O5S
    2-氧代-2-(1H-吡咯并[3,2-c]吡啶-3-基)乙酸乙酯 ethyl 2-(5-azaindol-3-yl)-2-oxoacetate 890050-74-5 C11H10N2O3
    2-氧代-2-(1H-吡咯并[2,3-c]吡啶-3-基)乙酸乙酯 ethyl 2-(6-azaindol-3-yl)-2-oxoacetate 890050-71-2 C11H10N2O3
    2-氧代-2-(1H-吡咯-3-基)乙酸乙酯 ethyl pyrrole-3-glyoxalate 87630-41-9 C8H9NO3
    2-氧代-2,4-二氢呋喃并[3,2-b]吡啶-3-甲腈 8-Oxo-9-oxa-5-azabicyclo[4.3.0]nona-1,3,6-triene-7-carbonitrile 80465-07-2 C8H4N2O2
    2-氧代-2,3-二羟基噁唑-4-羧酸乙酯 ethyl 2-oxo-2,3-dihydrooxazole-4-carboxylate 874827-32-4 C6H7NO4
    2-氧代-2,3-二氢-1,3-噻唑-5-羧酸 2-Oxo-2,3-dihydrothiazole-5-carboxylic acid 857982-30-0 C4H3NO3S
    2-氧代-1H-喹啉-8-羧酸甲酯 8-methoxycarbonylcarbostyril 88371-30-6 C11H9NO3
    2-氧代-1H-喹啉-5-羧酸 2-oxo-1,2-dihydroquinoline-5-carboxylic acid 83734-43-4 C10H7NO3
    2-氧代-1-苯基吡啶-3-羧酸 2-oxo-1-phenyl-1,2-dihydropyridine-3-carboxylic acid 868171-81-7 C12H9NO3
    2-氧代-1-吡咯烷乙醛 2-(2-oxopyrrolidin-1-yl)acetaldehyde 863442-96-0 C6H9NO2
    2-氧代-1-丙烷磺酰胺 2-oxopropanesulfonamide 84760-10-1 C3H7NO3S
    2-氧代-1,5-二甲基环戊烷-1-羧酸甲酯 methyl 2-oxo-1,5-dimethylcyclopentane-1-carboxylate 81165-21-1 C9H14O3
    2-氧代-1,3-恶唑烷-4-羧酸 2-oxooxazolidine-4-carboxylic acid 89033-27-2 C4H5NO4
    2-氧代-1,2-二苯基乙基甲酸酯 benzoin formate 82027-51-8 C15H12O3
    2-氧代-1,2-二氢喹啉-8-羧酸 1,2-dihydro-2-oxo-8-quinolinecarboxylic acid 83734-48-9 C10H7NO3
    2-氧代-1,2-二氢喹啉-3-羧酸乙酯 ethyl 2-oxo-1,2-dihydroquinoline-3-carboxylate 85870-47-9 C12H11NO3
    2-氧代-1,2-二氢吡嗪-3-甲酰胺肟 2-oxo-1,2-dihydropyrazine-3-carboxamide oxime 81411-72-5 C5H6N4O2
    2-氧代-1,2,3,4-四氢喹啉-7-羧酸 1,2,3,4-tetrahydro-2-oxo-7-quinolinecarboxylic acid 88371-24-8 C10H9NO3
    2-氧代-1,2,3,4-四氢喹啉-5-羧酸 1,2,3,4-tetrahydro-2-oxo-5-quinolinecarboxylic acid 88371-29-3 C10H9NO3
    2-氧-3H-嘧啶-4-羧酸 2-oxo-1,2-dihydropyrimidine-4-carboxylic acid 89379-73-7 C5H4N2O3
    2-氟苯基硼酸频那醇酯 2-(2-fluorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 876062-39-4 C12H16BFO2