CN Patent

CN101410379A — 制备类维生素a类化合物的方法

Assigned to F Hoffmann La Roche AG · Expires 2009-04-15 · 17y expired

What this patent protects

本申请要求保护一种制备根据式Ia或Ib的RAR调节剂的方法，该方法包括相继Heck偶合步骤，以得到双取代的烯烃。Ia：X 4 ＝OEt；Ib：X 4 ＝OH。

USPTO Abstract

本申请要求保护一种制备根据式Ia或Ib的RAR调节剂的方法，该方法包括相继Heck偶合步骤，以得到双取代的烯烃。Ia：X 4 ＝OEt；Ib：X 4 ＝OH。

Drugs covered by this patent

Sohonos (PALOVAROTENE) · Ipsen

Patent Metadata

Patent number: CN101410379A
Jurisdiction: CN
Classification: —
Expires: 2009-04-15
Drug substance claim: No
Drug product claim: No
Assignee: F Hoffmann La Roche AG
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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