| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 2-噁螺[4.6]十一烷-1,3-二酮 | 2-oxa-spiro[4.6]undecane-1,3-dione | 4401-21-2 | C10H14O3 |
| 2-噁螺[4.5]癸烷-1,3-二酮 | 2-oxaspiro[4.5]decane-1,3-dione | 6051-25-8 | C9H12O3 |
| 2-噁螺[4.4]壬烷-1,3-二酮 | 2-oxaspiro[4.4]nonane-1,3-dione | 5623-90-5 | C8H10O3 |
| 2-噁唑羧酰胺 | oxazole-2-carbothioic acid amide | 884539-45-1 | C4H4N2O2 |
| 2-噁丙环丁醇,3-乙炔基-,(2R,3R)-rel- | (+/-)-(2R,3aS,7aS)-octahydroindole-2-carboxylic acid | 80828-13-3 | C9H15NO2 |
| 2-噁-7-氮杂螺[4.4]壬烷-1,3,8-三酮 | (+/-)-3-Carboxy-5-oxo-3-pyrrolidineacetic acid anhydride | 82379-09-7 | C7H7NO4 |
| 2-嘧啶胺,4-(2-氯苯基)- | Acetic acid;2-[bis(2-octadec-9-enoyloxyethyl)amino]ethyl octadec-9-enoate | 97337-94-5 | C62H115NO8 |
| 2-嘧啶羧酸,4-乙基六氢-,(2R,4S)-rel- | (1R,5S)-(-)-3,8-Diazabicyclo<3.2.1>octan-2-one | 143393-97-9 | C6H10N2O |
| 2-嘌呤-9-乙酸乙酯 | ethyl 2-(9H-purin-9-yl)acetate | 55175-34-3 | C9H10N4O2 |
| 2-喹喔啉胺,7-氯- | 18-Hydroxy-34-(1-hydroxyethyl)-28-(2-hydroxypropyl)-23,31-dimethyl-12-thia-10,16,22,25,27,30,33,36-octazapentacyclo[12.11.11.03,11.04,9.016,20]hexatriaconta-3(11),4,6,8-tetraene-15,21,24,26,29,32,35-heptone | 25030-32-4 | C34H46N8O10S |
| 2-喹喔啉甲醛,5-羟基- | <i>O</i>-glycyl-DL-serine | 89886-21-5 | C5H10N2O4 |
| 2-哌嗪酮,3-环己基- | 3-Cyclohexyl-2-piperazinon | 91087-28-4 | C10H18N2O |
| 2-哌嗪酮 | 2-Ketopiperazine | 5625-67-2 | C4H8N2O |
| 2-哌嗪羧酸盐酸盐 | piperazine-2-carboxylic acid | 2762-32-5 | C5H10N2O2 |
| 2-哌嗪羧酸甲酯 | Methyl (S)-piperazine-2-carboxylate | 198992-49-3 | C6H12N2O2 |
| 2-哌嗪羧酸,5-(1-甲基乙基)-,(2R,5S)- | (2R,5S)-5-(Propan-2-yl)piperazine-2-carboxylic acid | 782424-04-8 | C8H16N2O2 |
| 2-哌嗪甲酸乙酯 | ethyl 2-piperazinecarboxylate | 89941-07-1 | C7H14N2O2 |
| 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-基丙酸二盐酸盐 | 2-(Piperazin-1-yl)propanoic acid dihydrate | 824414-03-1 | C7H18N2O4 |
| 2-哌嗪-1-乙酰胺 | 2-(piperazin-1-yl)acetamide | 55829-43-1 | C6H13N3O |
| 2-哌啶羰基氯化物 | piperidine-2-carbonyl chloride | 130606-00-7 | C6H10ClNO |
| 2-哌啶羧酸四水合物 | DL-Pipecolinic acid tetrahydrate | 69777-15-7 | C6H19NO6 |
| 2-哌啶羧酸-1,2-甲基-,(R)-(9CI) | (R)-2-methyl-2-piperidinecarboxylic acid | 105141-61-5 | C7H13NO2 |
| 2-哌啶羧酸,6-甲基-,酰肼,顺-(9CI) | cis-6-methylpipecolic hydrazide | 125654-25-3 | C7H15N3O |
| 2-哌啶羧酸,5-乙基-,(2S,5R)- | Bis((2-heptadecyl-4,5-dihydro-4-(((1-oxooctadecyl)oxy)methyl)oxazol-4-yl)methyl) adipate | 94159-97-4 | C86H160N2O10 |
| 2-哌啶羧酸,4-乙基-,(2R,4R)-rel- | Wofasteril | 8065-77-8 | C4H8O5 |
| 2-哌啶羧酸,4,4-二羟基-,(2S)- | 2,3,4-Tri-O-acetyl-α-L-fucopyranosyl chloride | 24332-96-5 | C12H17ClO7 |
| 2-哌啶羧酸,3-羟基-,(2R,3R)-(9CI) | hydron;N-(2-iodophenyl)-2-morpholin-4-ylacetamide;chloride | —— | C12H16ClIN2O2 |
| 2-哌啶羧酸,2-乙基-,(2S)- | (S)-2-Ethyl-2-piperidinecarboxylic acid | 123053-15-6 | C8H15NO2 |
| 2-哌啶羧酸,1-甲基-,甲基酯,(2S)- | (S)-Methyl N-methylpipecolate | 157026-38-5 | C8H15NO2 |
| 2-哌啶羧酸,1-乙基-,(2S)- | 1-ethyl-(2S)-piperidine-2-carboxylic acid | 354563-60-3 | C8H15NO2 |
| 2-哌啶羧酸,1-[2-(1,3-二氢-1,3-二羰基-2H-异吲哚-2-基)乙基]-,乙基酯 | Ethyl 1-[2-(1,3-dioxoisoindol-2-yl)ethyl]piperidine-2-carboxylate | 139579-84-3 | C18H22N2O4 |
| 2-哌啶羧酸,1-[(3,4,5-三甲氧苯基)乙酰基]-,4-(4-甲氧苯基)丁基酯,(2S)- | 4-(4-methoxyphenyl)butyl (2S)-1-[2-(3,4,5-trimethoxyphenyl)acetyl]hexahydro-2-pyridinecarboxylate | 157757-22-7 | C28H37NO7 |
| 2-哌啶羧酸,1-(2-萘基甲基)-,乙基酯,盐酸 | ethyl N-(2-naphthylmethyl)-2-piperidinecarboxylate hydrochloride | 105855-21-8 | C19H23NO2*ClH |
| 2-哌啶羧酸,1,1-二甲基乙基酯,(R)- | tert-butyl (R)-piperidine-2-carboxylate | 140646-13-5 | C10H19NO2 |
| 2-哌啶甲酸甲酯盐酸盐 | methyl piperidine-2-carboxylate hydrochloride | 32559-18-5 | C7H13NO2*ClH |
| 2-哌啶甲酸甲酯 | methyl pipecolinate | 41994-45-0 | C7H13NO2 |
| 2-哌啶甲酸叔丁酯 | Tert-butyl piperidine-2-carboxylate hydrochloride | 1214145-66-0 | C10H20ClNO2 |
| 2-哌啶甲酸乙酯盐酸盐 | ethyl piperidine-2-carboxylate hydrochloride | 77034-33-4 | C8H15NO2*ClH |
| 2-哌啶甲酸乙酯 | ethyl pipecolate | 15862-72-3 | C8H15NO2 |
| 2-哌啶甲酰胺 | (RS)-piperidine-2-carboxamide | 19889-77-1 | C6H12N2O |
| 2-哌啶甲酰肼 | pipecolic acid hydrazide | 61700-55-8 | C6H13N3O |
| 2-哌啶-4-基-1,2,3,4-四氢异喹啉双盐酸盐 | (3-methyl-1H-pyrazol-1-yl)acetic acid | 180741-30-4 | C6H8N2O2 |
| 2-哌啶-1-基乙酸钠 | Sodium;2-piperidin-1-ylacetic acid | 91724-68-4 | C7H13NNaO2+ |
| 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-基丙酸盐酸盐 | 2-(piperidin-1-yl)propanoic acid | 69181-71-1 | C8H15NO2 |
| 2-哌啶-1-基-N-(3-噻吩-2-基-1,2-恶唑-5-基)乙酰胺盐酸盐 | hydron;2-piperidin-1-yl-N-(3-thiophen-2-yl-1,2-oxazol-5-yl)acetamide;chloride | —— | C14H18ClN3O2S |
| 2-咪唑烷酮-4-羧酸 | (S)-2-oxoimidazolidine-4-carboxylic acid | 41371-53-3 | C4H6N2O3 |
| 2-咪唑烷酮,4-羟基-1-(5-硝基-2-噻唑基)- | GNRH, (Ac-dehydro-pro(1)-4-Cl-phe(2)-trp(3,6))-N-(alpha)-meleu(7)- | 74611-71-5 | C70H87ClN16O13 |