CN Patent

CN111362923A — 制备ret抑制剂普拉塞替尼的方法、以及普拉塞替尼的中间体及其制备方法

Assigned to Individual · Expires 2020-07-03 · 6y expired

What this patent protects

本发明涉及一种制备RET抑制剂普拉塞替尼的方法、以及普拉塞替尼的中间体及其制备方法。本发明经Suzuki反应、开环反应、脱保护和酰胺缩合反应四步能够快速、有效地制备获得普拉塞替尼，本发明所述的制备方法，其得到的原料药质量好、纯度高。

USPTO Abstract

本发明涉及一种制备RET抑制剂普拉塞替尼的方法、以及普拉塞替尼的中间体及其制备方法。本发明经Suzuki反应、开环反应、脱保护和酰胺缩合反应四步能够快速、有效地制备获得普拉塞替尼，本发明所述的制备方法，其得到的原料药质量好、纯度高。

Drugs covered by this patent

Patent Metadata

Patent number
CN111362923A
Jurisdiction
CN
Classification
—
Expires
2020-07-03
Drug substance claim
No
Drug product claim
No
Assignee
Individual
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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