| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2-氧代-3-氨基甲酰基-4-甲基-5-磺甲基-6-羟基-N-乙基吡啶 | (5-Carbamoyl-1-ethyl-2-hydroxy-4-methyl-6-oxo-1,6-dihydropyridin-3-yl)methanesulfonic acid | 40306-70-5 | C10H14N2O6S |
| 2-氧代-3-氧杂-1,8-二氮杂螺[5.5]十一烷-8-羧酸叔丁酯 | 8-Boc-2-oxo-3-oxa-1,8-diaza-spiro[5.5]undecane | 1363381-43-4 | C13H22N2O4 |
| 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-3-喹啉-2-丙酸乙酯 | 2-oxo-3-quinolin-2-yl-propionic acid ethyl ester | 13119-76-1 | C14H13NO3 |
| 2-氧代-3-哌啶甲酰肼 | 2-Oxopiperidine-3-carbohydrazide | 215778-26-0 | C6H11N3O2 |
| 2-氧代-3-哌啶基乙酸酯 | 3-acetoxy-2-piperidinone | 614754-01-7 | C7H11NO3 |
| 2-氧代-3-吲哚羧酸乙酯 | ethyl 2-(1H-indol-3-yl)-2-oxoacetate | 51079-10-8 | C12H11NO3 |
| 2-氧代-3-乙烯基-1,2-二氢喹啉-4-甲酰胺 | 3-ethenyl-2-oxo-1H-quinoline-4-carboxamide | 115881-26-0 | C12H10N2O2 |
| 2-氧代-3-(吡啶-4-基)丙酸 | 2-oxo-3-(pyridin-4-yl)propanoic acid | 123974-41-4 | C8H7NO3 |
| 2-氧代-3-(4-(1-氧代-2-异吲哚啉基)苯基)丁酰胺 | 2-Oxo-3-<4-(1-oxo-2-isoindolinyl)-phenyl>-butanamide | 67358-82-1 | C18H16N2O3 |
| 2-氧代-3,6-二苯基-1H-吡啶-4-羧酸乙酯 | 2-Oxo-3,6-diphenyl-1,2-dihydro-pyridine-4-carboxylic acid ethyl ester | 120450-71-7 | C20H17NO3 |
| 2-氧代-3,4-二氢-1H-喹啉-3-甲腈 | cyano-3 dihydro-3,4 quinolone-2 | 106073-17-0 | C10H8N2O |
| 2-氧代-3,3-二(苯基)-1H-吲哚-7-羧酸 | 2-oxo-3,3-diphenyl-2,3-dihydro-indole-7-carboxylic acid | 36137-11-8 | C21H15NO3 |
| 2-氧代-3,3-二(苯基)-1H-吲哚-7-甲酰胺 | Amide of 3,3-diphenyl-2-oxoindoline-7-carboxylic acid | 78033-98-4 | C21H16N2O2 |
| 2-氧代-2H-苯并[4,5]噻唑并[3,2-a]嘧啶-4-羧酸甲酯 | 2-Oxopyrimido-<2,1-b>benzthiazol-4-carbonsaeuremethylester | 50290-39-6 | C12H8N2O3S |
| 2-氧代-2H-吲哚-5-磺酰氯 | 5-chlorosulfonyl-indol-2-one | 1174006-95-1 | C8H4ClNO3S |
| 2-氧代-2H-吡喃-6-甲酰氯 | Pyran-2-one-6-carbonyl chloride | 75611-67-5 | C6H3ClO3 |
| 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-5-甲腈 | 2-oxo-2H-pyran-5-carbonitrile | 129660-12-4 | C6H3NO2 |
| 2-氧代-2H-吡喃-3-羰酰氯 | 2-Pyrone-3-carboxylic acid chloride | 18398-80-6 | 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-1,3-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-[4-(1-哌啶基)苯基]乙醛一水合物 | oxo(4-piperidin-1-ylphenyl)acetaldehyde | 1171309-72-0 | C13H15NO2 |
| 2-氧代-2-(喹啉-6-基)乙酸乙酯 | ethyl 2-oxo-2-(quinolin-6-yl)acetate | 1093204-29-5 | C13H11NO3 |
| 2-氧代-2-(哌啶-1-基)乙醛 | oxo-(1-piperidinyl)acetaldehyde | 4706-32-5 | C7H11NO2 |
| 2-氧代-2-(2-苯基-1H-吲哚-3-基)乙酸乙酯 | 2-oxo-2-(2-phenyl-1H-indol-3-yl)ethyl acetate | 1007982-22-0 | C18H15NO3 |
| 2-氧代-2-(2-氧代四氢-2H-吡喃-3-基)乙酸乙酯 | ethyl 2-oxo-2-(2-oxooxan-3-yl)acetate | 61202-99-1 | C9H12O5 |
| 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-(1-Boc-4-氧代-3-哌啶)乙酸乙酯 | tert-butyl 3-(2-ethoxy-2-oxoacetyl)-4-oxopiperidine-1-carboxylate | 518990-24-4 | C14H21NO6 |
| 2-氧代-2-(1-(吡啶-3-基)-1H-吲哚-3-基)乙酸甲酯 | Oxo-(1-pyridin-3-YL-1H-indol-3-YL)-acetic acid methyl ester | 436159-86-3 | C16H12N2O3 |
| 2-氧代-2,5-二氢-吡咯-1-羧酸叔丁酯 | N-(tert-butoxycarbonyl)pyrrol-2(5H)-one | 141293-14-3 | C9H13NO3 |
| 2-氧代-2,5,6,7-四氢-1H-环戊二烯并[b]吡啶-3-甲腈 | 2-oxo-2,5,6,7-tetrahydro-1H-cyclopenta[b]pyridine-3-carbonitrile | 108106-97-4 | C9H8N2O |
| 2-氧代-2,5,6,7,8,9-六氢-1H-环庚[B]吡啶-3-羧酸 | 2-oxo-2,5,6,7,8,9-hexahydro-1H-cyclohepta[b]pyridine-3-carboxylic acid | 112072-32-9 | C11H13NO3 |
| 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-2,4-二氢-1H-螺[哌啶-3,3-喹啉]-1-羧酸叔丁酯 | 1-Boc-2'-oxo-2',4'-dihydro-1'H-spiro[piperidine-3,3'-quinoline] | 189320-46-5 | C18H24N2O3 |
| 2-氧代-2,4,5,6,7a-六氢噻吩并[3,2-c]吡啶盐酸盐 | 2-oxo-2,4,5,6,7a-hexahydrothieno[3,2-c]pyridine hydrochloride | 951380-43-1 | C7H9NOS*ClH |
| 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-2,3-二氢苯并呋喃-4-甲酸 | 2-oxo-2,3-dihydro-benzofuran-4-carboxylic acid | 199122-01-5 | C9H6O4 |
| 2-氧代-2,3-二氢苯并[d]噁唑-6-硼酸 | (2-oxo-2,3-dihydrobenzo[d]oxazol-6-yl)boronic acid | 1016644-38-4 | C7H6BNO4 |
| 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-苯并噁唑-5-羧酸 | 2,3-dihydro-2-oxo-5-benzoxazole carboxylic acid | 65422-72-2 | C8H5NO4 |
| 2-氧代-2,3-二氢-1H-苯并咪唑-5-硼酸频那醇酯 | 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-benzo[d]imidazol-2(3H)-one | 710348-69-9 | C13H17BN2O3 |
| 2-氧代-2,3-二氢-1H-苯并[E][1,4]二氮杂-4(5H)-甲酸叔丁酯 | tert-butyl 2-oxo-1,2,3,5-tetrahydro-4H-1,4-benzodiazepine-4-carboxylate | 179686-66-9 | C14H18N2O3 |
| 2-氧代-2,3-二氢-1H-苯并[D]咪唑-5-羧酸乙酯 | 2-oxo-2,3-dihydro-1H-benzoimidazole-5-carboxylic acid ethyl ester | 634602-84-9 | C10H10N2O3 |
| 2-氧代-2,3-二氢-1H-咪唑-4-羧酸 | 2-Oxo-4-imidazolin-4-carbonsaeure | 39828-47-2 | C4H4N2O3 |
| 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-咪唑-4-甲酰肼 | 2-Oxo-Δ<sup>4</sup>-imidazolin-carbonsaeure-(4)-hydrazid | 99171-20-7 | C4H6N4O2 |
| 2-氧代-2,3-二氢-1H-吡啶并[2,3-b][1,4]噻嗪-7-羧酸 | 2-oxo-2,3-dihydro-1H-pyrido[2,3-b][1,4]tiazine-7-carboxylic acid | 443955-72-4 | C8H6N2O3S |