CN Patent

CN105017228A — 一种雷迪帕韦中间体单硫酸盐、其晶型及其制备方法

Assigned to SHANGHAI FOREFRONT PHARMA · Expires 2015-11-04 · 11y expired

What this patent protects

本发明公开了一种雷迪帕韦中间体单硫酸盐、其晶型及其制备方法，具体地，本发明公开了一种式I化合物(晶型或无定形)及其制备方法和用途。本发明所提供的制备方法制得的式I化合物的晶型I具有良好的光稳定性。

USPTO Abstract

本发明公开了一种雷迪帕韦中间体单硫酸盐、其晶型及其制备方法，具体地，本发明公开了一种式I化合物(晶型或无定形)及其制备方法和用途。本发明所提供的制备方法制得的式I化合物的晶型I具有良好的光稳定性。

Drugs covered by this patent

Patent Metadata

Patent number: CN105017228A
Jurisdiction: CN
Classification: —
Expires: 2015-11-04
Drug substance claim: No
Drug product claim: No
Assignee: SHANGHAI FOREFRONT PHARMA
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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