| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2-氧代己酸 | 2-oxohexanoic acid | 2492-75-3 | C6H10O3 |
| 2-氧代四氢-3-噻吩羧酸 | 2-oxotetrahydrothiophene-3-carboxylic acid | 222046-78-8 | C5H6O3S |
| 2-氧代哌啶-4-羧酸甲酯 | methyl 2-oxopiperidine-4-carboxylate | 25504-47-6 | C7H11NO3 |
| 2-氧代哌啶-4-羧酸乙酯 | ethyl 2-oxopiperidine-4-carboxylate | 25410-09-7 | C8H13NO3 |
| 2-氧代哌啶-4-羧酸 | 2-oxopiperidine-4-carboxylic acid | 24537-50-6 | C6H9NO3 |
| 2-氧代咪唑烷-4-甲酸 | 2-imidazolidone-4-carboxylic acid | 21277-16-7 | C4H6N2O3 |
| 2-氧代咪唑啉-1,3-二羧酸二叔丁酯 | 1,3-di(tert-butoxycarbonyl)imidazolidin-2-one | 204452-21-1 | C13H22N2O5 |
| 2-氧代吡咯烷-3-羧酸甲酯 | 2-oxo-pyrrolidine-3-carboxylic acid methyl ester | 22049-95-2 | C6H9NO3 |
| 2-氧代十八烷酸甲酯 | 2-oxo-octadecanoic acid methyl ester | 2380-18-9 | C19H36O3 |
| 2-氧代丙酸苯酯 | methyl phenyl glyoxylate | 2149-49-7 | C9H8O3 |
| 2-氧代-环己烷羧酰胺 | 2-oxocyclohexanecarboxamide | 22945-27-3 | C7H11NO2 |
| 2-氧代-7-氮杂螺[3.5]壬烷-7-甲酸叔丁酯 | tert-butyl 2-oxo-7-azaspiro[3.5]nonane-7-carboxylate | 203661-69-2 | C13H21NO3 |
| 2-氧代-6-苯基-4-(三氟甲基)-1H-吡啶-3-甲酰胺 | 3-aminocarbonyl-4-trifluoromethyl-7-phenyl-2(1H)-pyridone | 22122-95-8 | C13H9F3N2O2 |
| 2-氧代-6-甲基庚-5-烯酸叔丁酯 | tert-butyl 2-oxo-6-methylhept-5-enoate | 227177-83-5 | C12H20O3 |
| 2-氧代-6-戊基-2H-吡喃-3-羧酸乙酯 | 2-oxo-6-pentyl-2H-pyran-3-carboxylic acid ethyl ester | 27593-21-1 | C13H18O4 |
| 2-氧代-6-戊基-2H-吡喃-3-羧酸 | 6-Pentyl-α-pyron-3-carbonsaeure | 27593-22-2 | C11H14O4 |
| 2-氧代-5-苯氧基-3-羧酸甲酯 | methyl 2-oxo-5-phenyltetrahydrofuran-3-carboxylate | 22984-61-8 | C12H12O4 |
| 2-氧代-5-(2-丙炔基氧基甲基)四氢呋喃-3-羧酸乙酯 | 2-Oxo-5-prop-2-ynyloxymethyl-tetrahydro-furan-3-carboxylic acid ethyl ester | 28330-19-0 | C11H14O5 |
| 2-氧代-4-戊烯酸 | 2-oxopent-4-enoic acid | 20406-62-6 | C5H6O3 |
| 2-氧代-4-咪唑烷羧酸 | (R)-2-oxoimidazolidine-4-carboxylic acid | 214767-15-4 | C4H6N2O3 |
| 2-氧代-3-苯基-5-恶唑烷基甲基氨基甲酸酯 | 5-carbamoyloxymethyl-3-phenyl-oxazolidin-2-one | 29306-25-0 | C11H12N2O4 |
| 2-氧代-3-哌啶甲酰肼 | 2-Oxopiperidine-3-carbohydrazide | 215778-26-0 | C6H11N3O2 |
| 2-氧代-3-丙基琥珀酸二乙酯 | Diethyl-(2-oxo-3-propyl)-succinat | 26103-78-6 | C11H18O5 |
| 2-氧代-3-[3-(三氟甲基)苯基]-5-恶唑烷基甲基氨基甲酸酯 | 5-carbamoyloxymethyl-3-(3-trifluoromethyl-phenyl)-oxazolidin-2-one | 29218-20-0 | C12H11F3N2O4 |
| 2-氧代-3-(邻甲苯基)-5-恶唑烷基甲基氨基甲酸酯 | 5-carbamoyloxymethyl-3-<i>o</i>-tolyl-oxazolidin-2-one | 29218-38-0 | C12H14N2O4 |
| 2-氧代-2H-吡喃-5-甲酰氯 | 2-oxo-2H-pyran-5-carbonyl chloride | 23090-18-8 | C6H3ClO3 |
| 2-氧代-2H-吡喃-3-甲酸甲酯 | methyl 2-oxo-2H-pyrane-3-carboxylate | 25991-27-9 | C7H6O4 |
| 2-氧代-2H-1-苯并吡喃-6-磺酸 | Cumarin-6-sulfonsaeure | 27279-86-3 | C9H6O5S |
| 2-氧代-2H-1,3-苯并恶嗪-3(4H)-乙酸 | (2-oxo-4<i>H</i>-benzo[<i>e</i>][1,3]oxazin-3-yl)-acetic acid | 20068-43-3 | C10H9NO4 |
| 2-氧代-2-吡咯烷-1-乙胺 | 2-amino-1-(pyrrolidin-1-yl)ethan-1-one | 24152-95-2 | C6H12N2O |
| 2-氧代-2-(哌啶-1-基)乙酸甲酯 | methyl 2-oxo-2-(piperidin-1-yl)acetate | 20173-02-8 | C8H13NO3 |
| 2-氧代-2-(2-苯基苯胺基)乙酸乙酯 | N-(2-[1,1‘-biphenyl])-oxanilic acid ethyl ester | 24451-19-2 | C16H15NO3 |
| 2-氧代-2-(1H-吡咯-2-基)乙酸乙酯 | ethyl 1H-pyrrole-2-(α-oxo)acetate | 27472-43-1 | C8H9NO3 |
| 2-氧代-2,3-二氢苯并恶唑-6-磺酰氯 | 2-oxo-2,3-dihydrobenzo[d]oxazole-6-sulfonyl chloride | 27685-90-1 | C7H4ClNO4S |
| 2-氧代-2,3-二氢吲哚-1-羧酸叔丁酯 | N-boc-2-oxyindole | 214610-10-3 | C13H15NO3 |
| 2-氧代-2,3-二氢-1H-咪唑-4-甲酸甲酯 | 2-Oxo-4-imidazolin-4-carbonsaeuremethylester | 20901-53-5 | C5H6N2O3 |
| 2-氧代-2,3-二氢-1H-吡咯并[2,3-b]吡啶-5-甲酸乙酯 | ethyl 2-oxo-2,3-dihydro-1H-pyrrolo[2,3-b]pyridine-5-carboxylate | 223646-21-7 | C10H10N2O3 |
| 2-氧代-2,3-二氢-1'H-螺[茚-1,4'-哌啶]-1'-羧酸叔丁酯 | tert-butyl 2-oxo-2,3-dihydrospiro[indene-1,4’-piperidine]-1’-carboxylate | 241819-85-2 | C18H23NO3 |
| 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-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-戊基环戊烷-1-羧酸乙酯 | 2-Ethoxycarbonyl-2-pentyl-1-cyclopentanone | 24852-03-7 | C13H22O3 |
| 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-1,2-二氢螺[吲哚-3,3-吡咯烷]-1-羧酸叔丁酯 | tert-butyl 2-oxospiro[indoline-3,3'-pyrrolidine]-1'-carboxylate | 205383-87-5 | C16H20N2O3 |
| 2-氧代-1,2,3,4-四氢喹啉-3-甲酸 | 2-oxo-1,2,3,4-tetrahydro-quinoline-3-carboxylic acid | 246867-17-4 | C10H9NO3 |
| 2-氧-3-羟基-N-甲基-N-丙基D-麦角酰胺 | 2-Oxo-3-hydroxy-N-methyl-N-propyl D-Lysergamide | 249921-57-1 | C20H25N3O3 |
| 2-氧-2,3-二羟基苯并恶唑-5-甲腈 | 2-oxo-2,3-dihydrobenzo[d]oxazole-5-carbonitrile | 201531-21-7 | C8H4N2O2 |
| 2-氧-2,3-二氢-1H-苯并咪唑-5-羧酸 | 2-oxo-2,3-dihydro-1H-benzo[d]imidazole-5-carboxylic acid | 23814-14-4 | C8H6N2O3 |
| 2-氟蒽 | 2-fluoroanthracene | 21454-60-4 | C14H9F |
| 2-氟苯肼盐酸盐 | 2-fluorophenylhydrazine hydrochloride | 2924-15-4 | C6H7FN2*ClH |