【结 构 式】 |
【分子编号】33274 【品名】1-chloro-2-propanol; 1-chloroisopropanol 【CA登记号】127-00-4 |
【 分 子 式 】C3H7ClO 【 分 子 量 】94.54068 【元素组成】C 38.11% H 7.46% Cl 37.5% O 16.92% |
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:(B)The nitration of (I) with HNO3 and H2SO4 gives 2-methyl-4(5)-nitroimidazole (II), which is then condensed with refluxing 1-chloroisopropanol (B) or with propylene oxide in 85% formic acid (A).
【1】 Nouveaux derives de l'imidazole et compositions les contenant. FR 3270M . |
【2】 Cosar, C.; Crisan, C.; Horclois, R.; Jacob, R.M.; Robert, J.; Tchelitcheff, S.; Vaupre,R.; Nitroimidazoles. Arzneim-Forsch Drug Res 1966, 16, 1, 23-29. |
【3】 Hillier, K.; Secnidazole. Drugs Fut 1979, 4, 4, 280. |
中间体序号 | 中间体编号 | 品名 | CAS号 | 分子式 | 供应商 | 用于合成 |
---|---|---|---|---|---|---|
(A) | 24485 | Propylene oxide; 2-Methyloxirane | C3H6O | 详情 | 详情 | |
(B) | 33274 | 1-chloro-2-propanol; 1-chloroisopropanol | 127-00-4 | C3H7ClO | 详情 | 详情 |
(I) | 15670 | 2-Methylimidazole; 2-Methyl-1H-imidazole | 693-98-1 | C4H6N2 | 详情 | 详情 |
(II) | 33273 | 2-methyl-5-nitro-1H-imidazole; 2-methyl-5-nitroimidazole | 696-23-1 | C4H5N3O2 | 详情 | 详情 |
合成路线2
该中间体在本合成路线中的序号:(II)Mitsunobu coupling of 3,3-tetramethyleneglutarimide (I) with 1-chloro-2-propanol (II) afforded the N-(2-chloro-1-methylethyl) glutarimide (III). This was then condensed with N-(2,5-dichlorophenyl)piperazine (IV) in the presence of Et3N at 180 C to furnish the title compound.
【1】 Testa, R.; Leonardi, A.; Motta, G.; Barlocco, D. (Recordati Industria Chimica e Farmaceutica SpA); Cyclic amides and imides having selective antagonist activity at alpha-1D adrenergic receptor. WO 0105765 . |
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) | 28020 | 8-azaspiro[4.5]decane-7,9-dione | 1075-89-4 | C9H13NO2 | 详情 | 详情 |
(II) | 33274 | 1-chloro-2-propanol; 1-chloroisopropanol | 127-00-4 | C3H7ClO | 详情 | 详情 |
(III) | 45770 | 8-(2-chloro-1-methylethyl)-8-azaspiro[4.5]decane-7,9-dione | C12H18ClNO2 | 详情 | 详情 | |
(IV) | 45771 | 1-(2,5-dichlorophenyl)piperazine | 1013-27-0 | C10H12Cl2N2 | 详情 | 详情 |
Extended Information