CN Patent

CN105130891B — 一种Ivacaftor的合成方法及其中间体

Assigned to Shanghai Haoyuan Chemexpress Co ltd · Expires 2018-03-23 · 8y expired

What this patent protects

本发明涉及一种Ivacaftor的合成方法及其中间体，通过如下式方法实施，本发明合成路线新颖，操作简便，收率高，安全性好，适合工业化生产。还包括如式7或8所示的新型中间体，其中X为氯或溴，R为氢或C1～C5的烷基，优选为氢、甲基或乙基。

USPTO Abstract

本发明涉及一种Ivacaftor的合成方法及其中间体，通过如下式方法实施，本发明合成路线新颖，操作简便，收率高，安全性好，适合工业化生产。还包括如式7或8所示的新型中间体，其中X为氯或溴，R为氢或C1～C5的烷基，优选为氢、甲基或乙基。

Drugs covered by this patent

Patent Metadata

Patent number
CN105130891B
Jurisdiction
CN
Classification
—
Expires
2018-03-23
Drug substance claim
No
Drug product claim
No
Assignee
Shanghai Haoyuan Chemexpress 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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