| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2-噻吩基甲基三苯基鏻氯化物 | 2-thienylmethyltriphenylphosphonium chloride | 3462-99-5 | C23H20PS*Cl |
| 2-噻吩基乙酰腈 | 2-Thenoylacetonitrile | 33898-90-7 | C7H5NOS |
| 2-噻吩乙酰氯 | 2-thienylacetic acid chloride | 39098-97-0 | C6H5ClOS |
| 2-噻吩-2-氮杂烷 | 2-Thiophen-2-ylazepane | 383128-98-1 | C10H15NS |
| 2-噻吩-2-基喹啉 | 2-thiophen-2-yl-quinoline | 34243-33-9 | C13H9NS |
| 2-噻吩-2-喹啉-4-羧酸肼 | 2-(thiophen-2-yl)quinoline-4-carbohydrazide | 39072-28-1 | C14H11N3OS |
| 2-噻吩-2-乙酰肼 | 2-(thiophen-2-yl)acetohydrazide | 39978-18-2 | C6H8N2OS |
| 2-噁唑-8-氮杂螺[4.5]癸烷-8-羧酸-1,1-二甲基乙酯 | 1,1-dimethylethyl 2-oxa-8-azaspiro[4,5]decane-8-carboxylate | 374794-96-4 | C13H23NO3 |
| 2-噁-9-氮杂螺[5.5]十一烷-9-羧酸叔丁酯 | 1,1-dimethylethyl 2-oxa-9-azaspiro[5,5]undecane-9-carboxylate | 374795-47-8 | C14H25NO3 |
| 2-噁-9-氮杂螺[5.5]十一烷 | 2-oxa-9-azaspiro[5.5]undecane | 374795-48-9 | C9H17NO |
| 2-噁-7-氮杂螺[4.5]癸烷盐酸盐 | 2-oxa-7-azaspiro[4.5]decane hydrochloride | 374795-37-6 | C8H15NO*ClH |
| 2-噁-7-氮杂螺[4.5]癸烷-7-羧酸叔丁酯 | tert-butyl 2-oxa-7-azaspiro[4.5]decane-7-carboxylate | 374795-36-5 | C13H23NO3 |
| 2-嘧啶胺,4-咪唑并1,2-a吡啶-3-基- | 4-imidazo[1,2-a]pyridin-3-yl-pyrimidin-2-ylamine | 328062-37-9 | C11H9N5 |
| 2-嘧啶羟酸,4-甲基-,甲酯(9CI) | methyl 4-methylpyrimidine-2-carboxylate | 317334-58-0 | C7H8N2O2 |
| 2-嘧啶甲醛肟 | syn-Pyrimidin-2-aldoxim | 39232-40-1 | C5H5N3O |
| 2-嘧啶甲酸甲酯 | pyrimidine-2-carboxylic acid methyl ester | 34253-03-7 | C6H6N2O2 |
| 2-喹啉-3-乙酸乙酯 | ethyl 2-(quinolin-3-yl) acetate | 33054-18-1 | C13H13NO2 |
| 2-哌嗪酮,1-(4-吡啶基)- | 1-(Pyridin-4-YL)piperazin-2-one | 374795-64-9 | C9H11N3O |
| 2-哌嗪乙酸甲酯双盐酸盐 | Methyl 2-(piperazin-2-yl)acetate dihydrochloride | 394709-83-2 | C7H16Cl2N2O2 |
| 2-哌嗪乙酰胺,5-甲基-3,6-二羰基- | 2-(3-Methyl-2,5-dioxopiperazin-1-YL)acetamide | 397847-83-5 | C7H11N3O3 |
| 2-哌嗪丙醇,1,4-二甲基- | α-methylserine methyl ester | 309977-52-4 | C5H11NO3 |
| 2-哌嗪-1-烟酸 | 2-Piperazin-4-ium-1-ylpyridine-3-carboxylate | 374063-94-2 | C10H13N3O2 |
| 2-哌啶羧酸,1-乙基-,(2S)- | 1-ethyl-(2S)-piperidine-2-carboxylic acid | 354563-60-3 | C8H15NO2 |
| 2-哌啶甲醇 | 2-Piperidinemethanol | 3433-37-2 | C6H13NO |
| 2-哌啶甲酸甲酯盐酸盐 | methyl piperidine-2-carboxylate hydrochloride | 32559-18-5 | C7H13NO2*ClH |
| 2-哌啶烟腈 | 2-(piperidin-1-yl)pyridine-3-carbonitrile | 34595-23-8 | C11H13N3 |
| 2-哌啶基苯甲酰胺 | 2-Piperidinobenzamid | 3430-40-8 | C12H16N2O |
| 2-哌啶基吡啶-3-甲醛 | 3,4,5,6-tetrahydro-2<i>H</i>-[1,2']bipyridinyl-3'-carbaldehyde | 34595-22-7 | C11H14N2O |
| 2-哌啶基-1-苯甲醛 | 2-(piperidin-1-yl)benzaldehyde | 34595-26-1 | C12H15NO |
| 2-哌啶-1-基环己烷-1-酮 | α-N-piperidylcyclohexanone | 3319-04-8 | C11H19NO |
| 2-哌啶-1-基喹啉-8-醇 | 2-(piperidin-1-yl)quinolin-8-ol | 31570-94-2 | C14H16N2O |
| 2-哌啶-1-基乙基3-羟基-2-苯丙酸酯 | N-(2-Tropoyloxyethyl)piperidin | 36066-49-6 | C16H23NO3 |
| 2-哌啶-1-基-1H-喹唑啉-4-酮 | 2-piperidylquinazolin-4-(3H)-one | 33080-90-9 | C13H15N3O |
| 2-哌啶-1-基-1-硒吩-2-基乙醇 | 2-piperidin-1-yl-1-selenophen-2-yl-ethanol | 38025-22-8 | C11H17NOSe |
| 2-哌啶-1-基-1,3-噻唑-4(5h)-酮 | 2-(piperidin-1-yl)thiazole-4(5H)-one | 31101-37-8 | C8H12N2OS |
| 2-呋喃羧酸,四氢-,乙基酯,(2R)- | ethyl (R)-tetrahydrofuran-2-carboxylate | 375825-11-9 | C7H12O3 |
| 2-呋喃甲酸,5-(1H-吲唑-3-基)-甲酯 | 3-(5-methoxycarbonyl-furan-2-yl)-1H-indazole | 353504-12-8 | C13H10N2O3 |
| 2-呋喃甲酰肼 | (E)-(furan-2-ylmethylene)hydrazine | 31350-00-2 | C5H6N2O |
| 2-呋喃甲酰肼 | 2-furoic acid hydrazide | 3326-71-4 | C5H6N2O2 |
| 2-呋喃甲酰乙腈 | 2-furoylacetonitrile | 31909-58-7 | C7H5NO2 |
| 2-呋喃基(1-甲基-1H-咪唑-2-基)甲酮 | 2-(2'-Furyl)carbonyl-1-methylimidazol | 30148-29-9 | C9H8N2O2 |
| 2-呋喃丁酸-a-y-脱氧乙酯 | ethyl 4-(furan-2-yl)-2,4-dioxobutyrate | 36983-35-4 | C10H10O5 |
| 2-呋喃-2-苯甲酸甲酯 | methyl 2-(furan-2-yl)benzoate | 39732-01-9 | C12H10O3 |
| 2-呋喃-2-氮杂烷 | 2-(Furan-2-yl)azepane | 383129-07-5 | C10H15NO |
| 2-呋喃-2-基-5-三氟甲基-1H-咪唑 | 2-(2-furyl)-4-trifluoromethyl-1H-imidazole | 33468-88-1 | C8H5F3N2O |
| 2-呋喃-2-基-4-甲基-1H-咪唑 | 2-furan-2-yl-4-methyl-1(3)<i>H</i>-imidazole | 35345-10-9 | C8H8N2O |
| 2-呋喃-2-基-2-氧代乙酸甲酯 | furan-2-yl-oxo-acetic acid methyl ester | 33245-13-5 | C7H6O4 |
| 2-吲哚啉磺酸 | 2,3-dihydro-1H-indole-2-sulfonic acid | 376646-59-2 | C8H9NO3S |
| 2-吲哚乙酸 | indolylacetic acid | 32588-36-6 | C10H9NO2 |
| 2-吲哚-3-基烟腈 | 2-{1H-indol-3-yl}nicotinonitrile | 3191-30-8 | C14H9N3 |