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【结 构 式】

【药物名称】L44

【化学名称】Pyridine-3-carboxylic acid 2-tert-butyl-4-cyclohexylphenyl ester

【CA登记号】79781-87-6

【 分 子 式 】C22H27NO2

【 分 子 量 】337.46599

【开发单位】Merz (Originator)

【药理作用】Lipoprotein Disorders, Treatment of , METABOLIC DRUGS, Non-Steroidal Antiinflammatory Drugs

合成路线1

L44 is prepared by alkylating p-cyclohexylphenol (I) with iosobutene using Aberlyst A 15 as a catalyst. The raw mixture (II) is esterified with nicotinoyl chloride hydrochloride (III). The product is purified by recristallization from ethanol.

1 Quack, G.; L44/L44-O. Drugs Fut 1987, 12, 4, 349.
中间体序号 中间体编号 品名 CAS号 分子式 供应商 用于合成
15926 2-methyl-1-propene; isobutylene 115-11-7 C4H8 详情 详情
(I) 22908 4-cyclohexylphenol 1131-60-8 C12H16O 详情 详情
(II) 22909 2-(tert-butyl)-4-cyclohexylphenol C16H24O 详情 详情
(III) 22910 nicotinoyl chloride 20260-53-1 C6H5Cl2NO 详情 详情
Extended Information