CN Patent

CN110872250B — 两种化合物及其制备方法和在合成乌西替尼中的用途

Assigned to Suzhou Pengxu Pharmatech Co ltd · Expires 2023-01-10 · 3y expired

What this patent protects

本申请提供式II、III化合物和及其制备方法。本申请还提供式II、III化合物和用于合成乌西替尼的合成方法。本申请所述方法涉及的原料易得且价格便宜，操作简便，节约环保，有利于工业化生产。 ， 。

USPTO Abstract

本申请提供式II、III化合物和及其制备方法。本申请还提供式II、III化合物和用于合成乌西替尼的合成方法。本申请所述方法涉及的原料易得且价格便宜，操作简便，节约环保，有利于工业化生产。 ， 。

Drugs covered by this patent

Patent Metadata

Patent number
CN110872250B
Jurisdiction
CN
Classification
—
Expires
2023-01-10
Drug substance claim
No
Drug product claim
No
Assignee
Suzhou Pengxu Pharmatech 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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