CN Patent

CN111620863A — 阿曲波帕的制备方法

Assigned to Suzhou Miracpharma Technology Co Ltd · Expires 2020-09-04 · 6y expired

What this patent protects

本发明揭示了一种阿曲波帕(Avatrombopag)的制备方法，以6‑氨基‑5‑氯‑3‑吡啶苯甲酸为起始原料，依次进行环化、酰胺化和水解等反应，制得目标产物阿曲波帕。该制备过程原料易得、快捷方便、经济环保，尤其克服了现行工艺原料中双氯选择性差等问题，适于大规模工业化生产。

USPTO Abstract

本发明揭示了一种阿曲波帕(Avatrombopag)的制备方法，以6‑氨基‑5‑氯‑3‑吡啶苯甲酸为起始原料，依次进行环化、酰胺化和水解等反应，制得目标产物阿曲波帕。该制备过程原料易得、快捷方便、经济环保，尤其克服了现行工艺原料中双氯选择性差等问题，适于大规模工业化生产。

Drugs covered by this patent

Patent Metadata

Patent number
CN111620863A
Jurisdiction
CN
Classification
—
Expires
2020-09-04
Drug substance claim
No
Drug product claim
No
Assignee
Suzhou Miracpharma Technology 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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