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    中文名称 英文名称 CAS号 化学式
    2-氧代-1H-嘧啶-6-甲醛 2-hydroxy-4-pyrimidinecarboxaldehyde 950514-12-2 C5H4N2O2
    2-氧代-1H-喹啉-8-羧酸甲酯 8-methoxycarbonylcarbostyril 88371-30-6 C11H9NO3
    2-氧代-1H-喹啉-6-磺酰氯 2-oxo-1,2-dihydroquinoline-6-sulfonyl chloride 569340-07-4 C9H6ClNO3S
    2-氧代-1H-喹啉-5-羧酸甲酯 2-oxy-quinoline-5-carboxylic acid methyl ester 70758-34-8 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-1H-喹啉-4-甲醛 4-formyl-6-chlorocoumarin 15495-16-6 C10H7NO2
    2-氧代-1H-咪唑-3-甲酰胺 1-Carbamoyl-4-imidazolin-2-on 61224-24-6 C4H5N3O2
    2-氧代-1H-吡咯并[3,2-b]吡啶-3-乙酸 2-oxo-2-(1H-pyrrolo[3,2-b]-pyridin-3-yl)acetic acid 727357-57-5 C9H6N2O3
    2-氧代-1H,2H,3H-吡咯并[3,2-c]吡啶-6-羧酸氢溴酸甲酯 methyl 2-oxo-1H,2H,3H-pyrrolo[3,2-c]pyridine-6-carboxylate hydrobromide 1788054-72-7 C9H9BrN2O3
    2-氧代-1H,2H,3H-吡咯并[2,3-b]吡啶-5-羧酸 2-Oxo-2,3-dihydro-1H-pyrrolo[2,3-B]pyridine-5-carboxylic acid 1260665-66-4 C8H6N2O3
    2-氧代-1H,2H,3H-吡咯并[2,3-b]吡啶-4-甲腈 2-oxo-2,3-dihydro-1H-pyrrolo[2,3-b]pyridine-4-carbonitrile 1190313-69-9 C8H5N3O
    2-氧代-1-苯甲酰基环己烷-1-羧酸乙酯 ethyl 2-oxo-1-(2-oxo-2-phenylethyl)cyclohexane-1-carboxylate 101747-07-3 C17H20O4
    2-氧代-1-苯基甲酸丙酯 (2-Oxo-1-phenylpropyl) formate 42523-74-0 C10H10O3
    2-氧代-1-苯基环戊烷-1-羧酸乙酯 ethyl 2-oxo-1-phenylcyclopentane-1-carboxylate 55285-80-8 C14H16O3
    2-氧代-1-苯基环庚烷-1-羧酸甲酯 Methyl 2-oxo-1-phenylcycloheptane-1-carboxylate 183233-94-5 C15H18O3
    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-苯基-3H-吲哚-5-磺酸 1-Phenyl-5-sulfo-indolin-2-on 112405-28-4 C14H11NO4S
    2-氧代-1-苯基-2-(对甲苯基)乙酸乙酯 [2-(4-methylphenyl)-2-oxo-1-phenylethyl] acetate 119267-72-0 C17H16O3
    2-氧代-1-甲基-4-丙基苯 2-methyl-5-propylphenol 7786-21-2 C10H14O
    2-氧代-1-环庚烷甲酸甲酯 2-(methoxycarbonyl)cycloheptanone 52784-32-4 C9H14O3
    2-氧代-1-氮杂螺[3.3]庚烷-6-腈 2-Oxo-1-azaspiro[3.3]heptane-6-carbonitrile 2044714-14-7 C7H8N2O
    2-氧代-1-氮杂环辛烷e甲醛 2-oxo-azocane-1-carbaldehyde 99875-27-1 C8H13NO2
    2-氧代-1-氧杂螺[4.5]癸烷-4-羧酸 2-oxo-1-oxospiro<4,5>decane-4-carboxylic acid 2819-56-9 C10H14O4
    2-氧代-1-氧杂螺[4.4]壬烷-4-甲酰氯 2-oxo-1-oxaspiro<4,4>nonan-4-carbonyl chloride 142183-70-8 C9H11ClO3
    2-氧代-1-氧杂-3,9-二氮杂螺[5.5]十一烷-9-甲酸叔丁酯 2-oxo-1-oxa-3,9-diazaspiro[5.5]undecane-9-formic acid tert-butyl ester 1209319-87-8 C13H22N2O4
    2-氧代-1-戊基环戊烷羧酸甲酯 2-n-pentyl-2-carbomethoxy-1-cyclopentanone 55443-08-8 C12H20O3
    2-氧代-1-戊基环戊烷-1-羧酸乙酯 2-Ethoxycarbonyl-2-pentyl-1-cyclopentanone 24852-03-7 C13H22O3
    2-氧代-1-戊基环己烷-1-甲酰胺 2-Oxo-1-pentylcyclohexane-1-carboxamide 62221-90-3 C12H21NO2
    2-氧代-1-戊基-5-乙烯基环戊烷-1-羧酸甲酯 Methyl 2-ethenyl-5-oxo-1-pentylcyclopentane-1-carboxylate 75351-23-4 C14H22O3
    2-氧代-1-噁螺[4.4]壬烷-4-羧酸 2-oxo-1-oxaspiro<4,4>nonan-4-carboxylic acid 18363-10-5 C9H12O4
    2-氧代-1-噁-3,8-二氮杂螺[4.5]癸烷-8-羧酸叔丁酯 tert-butyl 2-oxo-1-oxa-3,8-diazaspiro[4.5]decane-8-carboxylate 169206-55-7 C12H20N2O4
    2-氧代-1-哌嗪乙酸甲酯 Methyl 2-(2-oxopiperazin-1-yl)acetate 32705-79-6 C7H12N2O3
    2-氧代-1-哌嗪乙酸 2-oxo-1-piperazineacetic acid 24860-46-6 C6H10N2O3
    2-氧代-1-哌啶-4-基-2,3-二氢-1H-苯并咪唑-5-羧酸甲酯 Methyl 2-oxo-1-(piperidin-4-yl)-2,3-dihydro-1H-benzo[d]imidazole-5-carboxylate 219325-18-5 C14H17N3O3
    2-氧代-1-咪唑烷甲酰肼 2-Oxoimidazolidine-1-carbohydrazide 64341-24-8 C4H8N4O2
    2-氧代-1-吡咯烷磺酰胺 2-oxo-1-pyrrolidinesulfonamide 138223-05-9 C4H8N2O3S
    2-氧代-1-吡咯烷乙醛 2-(2-oxopyrrolidin-1-yl)acetaldehyde 863442-96-0 C6H9NO2
    2-氧代-1-吡咯烷乙酸甲酯 methyl 2-oxo-1-pyrrolidineacetate 59776-88-4 C7H11NO3
    2-氧代-1-吡咯烷乙酸乙酯 2-(oxo-pyrrolidin-1-yl)-acetic acid ethyl ester 61516-73-2 C8H13NO3
    2-氧代-1-吡咯烷PROPIONITRILE 3-(2-oxopyrrolidin-1-yl)propanenitrile 7663-76-5 C7H10N2O
    2-氧代-1-丙烷磺酰胺 2-oxopropanesulfonamide 84760-10-1 C3H7NO3S
    2-氧代-1-丙基环戊烷-1-羧酸甲酯 Methyl 2-(1-propyl)cyclopentanone 2-carboxylate 110528-54-6 C10H16O3
    2-氧代-1-丙基环戊烷-1-羧酸乙酯 2-oxo-1-propyl-cyclopentanecarboxylic acid ethyl ester 56197-54-7 C11H18O3
    2-氧代-1-丙基环己烷-1-甲酰胺 2-Oxo-1-propylcyclohexane-1-carboxamide 62221-88-9 C10H17NO2
    2-氧代-1-丁基-1-环戊烷羧酸甲酯 methyl 1-butyl-2-oxocyclopentane-1-carboxylate 61777-25-1 C11H18O3
    2-氧代-1-[4-(三氟甲基)苄基]-1,2-二氢-3-吡啶羧酸 1-(4-Trifluormethyl-benzyl)-1,2-dihydro-2-oxo-nicotinsaeure 66158-46-1 C14H10F3NO3
    2-氧代-1-(4-(三氟甲氧基)苯基)吡咯烷-3-羧酸 2-oxo-1-(4-(trifluoromethoxy)phenyl)pyrrolidine-3-carboxylic acid 1016749-37-3 C12H10F3NO4
    2-氧代-1-(3-氧代环己基)环戊烷-1-羧酸甲酯 methyl 2-oxo-1-(3-oxocyclohexyl)cyclopentanecarboxylate 115663-64-4 C13H18O4
    2-氧代-1-(3-氧代环己基)环戊烷-1-羧酸乙酯 ethyl 2-oxo-1-(3-oxocyclohexyl)-cyclopentanecarboxylate 170969-99-0 C14H20O4
    2-氧代-1-(3-氧代环己基)环己烷-1-羧酸乙酯 methyl 2-oxo-1-(3-oxocyclohexyl)cyclohexanecarboxylate 170970-00-0 C15H22O4