CN Patent

CN111440151A — 制备抗肿瘤药普拉赛替尼的方法

Assigned to Individual · Expires 2020-07-24 · 6y expired

What this patent protects

本发明涉及一种制备抗肿瘤药普拉塞替尼的方法。本发明经卤代、脱甲基保护基、酰胺缩合反应三步能够快速、有效地制备获得普拉塞替尼，本发明所述的制备方法，其路线反应步数少，大幅度减少了反应步数，提高了反应的总收率，有效降低了终产物成本。

USPTO Abstract

本发明涉及一种制备抗肿瘤药普拉塞替尼的方法。本发明经卤代、脱甲基保护基、酰胺缩合反应三步能够快速、有效地制备获得普拉塞替尼，本发明所述的制备方法，其路线反应步数少，大幅度减少了反应步数，提高了反应的总收率，有效降低了终产物成本。

Drugs covered by this patent

Patent Metadata

Patent number
CN111440151A
Jurisdiction
CN
Classification
—
Expires
2020-07-24
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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