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【结 构 式】

【分子编号】31257

【品名】1-[4-[2-(dimethylamino)ethoxy]phenyl]-2-(4-isopropylphenyl)-1-[4-(tetrahydro-2H-pyran-2-yloxy)phenyl]-1-butanol

【CA登记号】

【 分 子 式 】C34H45NO4

【 分 子 量 】531.73564

【元素组成】C 76.8% H 8.53% N 2.63% O 12.04%

与该中间体有关的原料药合成路线共 1 条

合成路线1

该中间体在本合成路线中的序号:(III)

The Grignard condensation of 4'-[2-(dimethylamino)ethoxy]-2-(4-isopropylphenyl)butyrophenone (I) with 4-(2-tetrahydropyranyloxy)phenylmagnesium bromide (II) in refluxing THF gives the triphenylbutanol derivative (III). The dehydration and deprotection of (III) by means of HCl in ethanol yields (E)-4-[1-[4-[2-(dimethylamino)ethoxy)phenyl]-2-(4-isopropylphenyl)-1-butenyl]phenol (IV), which is finally esterified with POCl3 in pyridine and hydrolyzed with NaHCO3 in ice water followed by acidification with concentrated HCl.

1 Asao, T.; Takeda, S.; Sugimoto, Y.; Toko, T.; Yamada, Y.; Ogawa, K.; Unemi, N. (Taiho Pharmaceutical Co., Ltd.); 1,1,2-Triaryl-1-butene derivs.. AU 8775199; JP 1988503618; US 4897503; WO 8707609 .
2 Hoshi, A.; TAT-59. Drugs Fut 1991, 16, 3, 217.
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) 31256 1-[4-[2-(dimethylamino)ethoxy]phenyl]-2-(4-isopropylphenyl)-1-butanone C23H31NO2 详情 详情
(II) 31255 bromo[4-(tetrahydro-2H-pyran-2-yloxy)phenyl]magnesium C11H13BrMgO2 详情 详情
(III) 31257 1-[4-[2-(dimethylamino)ethoxy]phenyl]-2-(4-isopropylphenyl)-1-[4-(tetrahydro-2H-pyran-2-yloxy)phenyl]-1-butanol C34H45NO4 详情 详情
(IV) 31258 4-[(Z)-1-[4-[2-(dimethylamino)ethoxy]phenyl]-2-(4-isopropylphenyl)-1-butenyl]phenol C29H35NO2 详情 详情
Extended Information