CN Patent

CN104861023B — 用于获得11‑脱氧皮醇的17α‑单酯和/或其9,11‑脱氢衍生物的酶法

Assigned to Cassiopea SpA · Expires 2017-04-12 · 9y expired

What this patent protects

本发明涉及用于从相应的17α,21‑二酯起始获得11‑脱氧皮醇的17α‑单酯和/或其9,11‑脱氢衍生物的酶法，所述酶法包括酶的醇解反应。此外，本发明涉及11‑脱氧皮醇17α‑丙酸酯和9,11‑脱氢‑11‑脱氧皮醇17α‑丁酸酯的晶型。

USPTO Abstract

本发明涉及用于从相应的17α,21‑二酯起始获得11‑脱氧皮醇的17α‑单酯和/或其9,11‑脱氢衍生物的酶法，所述酶法包括酶的醇解反应。此外，本发明涉及11‑脱氧皮醇17α‑丙酸酯和9,11‑脱氢‑11‑脱氧皮醇17α‑丁酸酯的晶型。

Drugs covered by this patent

Patent Metadata

Patent number
CN104861023B
Jurisdiction
CN
Classification
—
Expires
2017-04-12
Drug substance claim
No
Drug product claim
No
Assignee
Cassiopea SpA
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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