|
【结 构 式】 
|
【分子编号】53508 【品名】2-[4-(2-methoxyphenyl)-1-piperazinyl]-1-ethanamine; 2-[4-(2-methoxyphenyl)-1-piperazinyl]ethylamine 【CA登记号】n/a |
【 分 子 式 】C13H21N3O 【 分 子 量 】235.32936 【元素组成】C 66.35% H 8.99% N 17.86% O 6.8% |
与该中间体有关的原料药合成路线共 2 条
合成路线1
该中间体在本合成路线中的序号：(I)The condensation of 1-(2-aminoethyl)-4-(2-methoxyphenyl)piperazine (I) with 2-chloronitrobenzene (II) by means of K2CO3 in refluxing butanol gives 1-(2-methoxyphenyl)-4-[2-(2-nitrophenylamino)ethyl]piperazine (III), which is finally condensed with cyclohexylcarbonyl chloride (IV) by means of TEA in dichloroethane to afford the target amide.
| 【1】 Leonardi, A.; Motta, G.; Testa, R.; Riva, C. (Recordati Industria Chimica e Farmaceutica SpA); 1-(N-Phenylaminoalkyl)-piperazine derivs. substd. at position 2 of the phenyl ring. EP 1000047; JP 2001512112; US 6399614; WO 9906384 . |
| 中间体序号 | 中间体编号 | 品名 | CAS号 | 分子式 | 供应商 | 用于合成 |
|---|---|---|---|---|---|---|
| (I) | 53508 | 2-[4-(2-methoxyphenyl)-1-piperazinyl]-1-ethanamine; 2-[4-(2-methoxyphenyl)-1-piperazinyl]ethylamine | n/a | C13H21N3O | 详情 | 详情 |
| (II) | 15248 | 1-chloro-2-nitrobenzene | 88-73-3 | C6H4ClNO2 | 详情 | 详情 |
| (III) | 53509 | N-{2-[4-(2-methoxyphenyl)-1-piperazinyl]ethyl}-N-(2-nitrophenyl)amine; N-{2-[4-(2-methoxyphenyl)-1-piperazinyl]ethyl}-2-nitroaniline | n/a | C19H24N4O3 | 详情 | 详情 |
| (IV) | 17220 | cyclohexanecarbonyl chloride; Cyclohexanecarboxylic acid chloride | 2719-27-9 | C7H11ClO | 详情 | 详情 |
合成路线2
该中间体在本合成路线中的序号：(II)By condensation of 1,2,3,4-tetrahydro-4,4-methylisochroman-1,3-dione (I) with 2-[4-(o-methoxyphenyl)piperazin-1-yl]ethylamine (II) in refluxing toluene .
| 【1】 Kutter, E.; et al. (Dr. Karl Thomae GmbH); DE 2345422 . |
| 【2】 Blancafort, P.; Serradell, M.N.; Castaner, J.; Sneddon, J.M.; AR - C239. Drugs Fut 1981, 6, 2, 71. |
Extended Information