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【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