CN Patent

CN115724792A — 一种依度沙班关键中间体及其合成方法

Assigned to Shanghai Baishi Biotechnology Co ltd · Expires 2023-03-03 · 3y expired

What this patent protects

本发明公开了一种依度沙班关键中间体及其合成方法。所述依度沙班关键中间体为： 通过原料氨解反应制得。利用该中间体可以制备得到依度沙班对甲苯磺酸盐一水合物。新方法和新路线简便并有效降低成本的工业化规模来制备对甲苯磺酸依度沙班水合物。

USPTO Abstract

本发明公开了一种依度沙班关键中间体及其合成方法。所述依度沙班关键中间体为： 通过原料氨解反应制得。利用该中间体可以制备得到依度沙班对甲苯磺酸盐一水合物。新方法和新路线简便并有效降低成本的工业化规模来制备对甲苯磺酸依度沙班水合物。

Drugs covered by this patent

Patent Metadata

Patent number
CN115724792A
Jurisdiction
CN
Classification
—
Expires
2023-03-03
Drug substance claim
No
Drug product claim
No
Assignee
Shanghai Baishi Biotechnology 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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