CN Patent

CN111072572B — Elagolix关键中间体的硫酸氢盐的晶型及其制备和应用

Assigned to Arizest Shanghai Pharmatech Co ltd · Expires 2023-10-24 · 3y expired

What this patent protects

本发明涉及Elagolix关键中间体的硫酸氢盐的晶型及其制备和应用。具体地，本发明公开了式(I)化合物的4种晶型，其中n和X的定义如说明书中所述。所述晶型均具有优异的提纯效果。

USPTO Abstract

本发明涉及Elagolix关键中间体的硫酸氢盐的晶型及其制备和应用。具体地，本发明公开了式(I)化合物的4种晶型，其中n和X的定义如说明书中所述。所述晶型均具有优异的提纯效果。

Drugs covered by this patent

Patent Metadata

Patent number: CN111072572B
Jurisdiction: CN
Classification: —
Expires: 2023-10-24
Drug substance claim: No
Drug product claim: No
Assignee: Arizest Shanghai 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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