CN Patent

CN105884581A — 苯烯莫德的制备方法

Assigned to Shanghai Fosun Pharmaceutical Group Co Ltd · Expires 2016-08-24 · 10y expired

What this patent protects

本发明苯烯莫德的制备方法属于药物制备技术领域,具体提供了简便的苯烯莫德的制备方法,包括如下步骤:以4-异丙基苯甲醛为起始物料,3,5位溴化得3,5-二溴-4-异丙基苯甲醛,再在甲醇钠下合成3,5-二甲氧基-4-异丙基苯甲醛,再在吡啶下脱甲基的得3,5-二羟基-4-异丙基苯甲醛,再酯化得到3,5-二烷基酯基-4-异丙基苯甲醛,经wittig反应得到乙酯基保护的苯烯莫德,水解反应得到目标化合物苯烯莫德。该方法具有反应步骤短、反应条件温和、易于产业化等特点,能够满足苯烯莫德原料药的合成需求。

USPTO Abstract

本发明苯烯莫德的制备方法属于药物制备技术领域,具体提供了简便的苯烯莫德的制备方法,包括如下步骤:以4-异丙基苯甲醛为起始物料,3,5位溴化得3,5-二溴-4-异丙基苯甲醛,再在甲醇钠下合成3,5-二甲氧基-4-异丙基苯甲醛,再在吡啶下脱甲基的得3,5-二羟基-4-异丙基苯甲醛,再酯化得到3,5-二烷基酯基-4-异丙基苯甲醛,经wittig反应得到乙酯基保护的苯烯莫德,水解反应得到目标化合物苯烯莫德。该方法具有反应步骤短、反应条件温和、易于产业化等特点,能够满足苯烯莫德原料药的合成需求。

Drugs covered by this patent

Patent Metadata

Patent number
CN105884581A
Jurisdiction
CN
Classification
Expires
2016-08-24
Drug substance claim
No
Drug product claim
No
Assignee
Shanghai Fosun Pharmaceutical Group Co Ltd
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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