CN Patent

CN114249724B — 一种唑吡坦中间体的制备方法

Assigned to Lunan Pharmaceutical Group Corp · Expires 2023-05-26 · 3y expired

What this patent protects

本发明属于药物合成技术领域，本发明提供了一种唑吡坦中间体的制备方法，通过以SM‑1为起始物料，在三甲基氰硅烷和催化剂作用下制得唑吡坦中间体2‑(6‑甲基‑2‑(4‑甲基苯基)咪唑并[1,2‑a]吡啶‑3‑基)乙腈。本发明的唑吡坦中间体的制备工艺，相较于现有技术该方法反应条件温和，操作过程安全、简便，具有较高的纯度、收率，适合工业化生产。

USPTO Abstract

本发明属于药物合成技术领域，本发明提供了一种唑吡坦中间体的制备方法，通过以SM‑1为起始物料，在三甲基氰硅烷和催化剂作用下制得唑吡坦中间体2‑(6‑甲基‑2‑(4‑甲基苯基)咪唑并[1,2‑a]吡啶‑3‑基)乙腈。本发明的唑吡坦中间体的制备工艺，相较于现有技术该方法反应条件温和，操作过程安全、简便，具有较高的纯度、收率，适合工业化生产。

Drugs covered by this patent

Patent Metadata

Patent number
CN114249724B
Jurisdiction
CN
Classification
—
Expires
2023-05-26
Drug substance claim
No
Drug product claim
No
Assignee
Lunan Pharmaceutical Group Corp
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.

Track this patent

Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.