CN Patent

CN111132981A — 制备7-(4,7-二氮杂螺[2.5]辛-7-基)-2-(2,8-二甲基咪唑并[1,2-b]哒嗪-6-基)吡啶并[1,2-a]嘧啶-4-酮衍生物的方法

Assigned to F Hoffmann La Roche AG · Expires 2020-05-08 · 6y expired

What this patent protects

本发明涉及一种用于制备可用作药物活性化合物的7‑(4，7‑二氮杂螺[2.5]辛‑7‑基)‑2‑(2，8‑二甲基咪唑并[1，2‑b]哒嗪‑6‑基)吡啶并[1，2‑a]嘧啶‑4‑酮衍生物的方法。

USPTO Abstract

本发明涉及一种用于制备可用作药物活性化合物的7‑(4，7‑二氮杂螺[2.5]辛‑7‑基)‑2‑(2，8‑二甲基咪唑并[1，2‑b]哒嗪‑6‑基)吡啶并[1，2‑a]嘧啶‑4‑酮衍生物的方法。

Drugs covered by this patent

Patent Metadata

Patent number
CN111132981A
Jurisdiction
CN
Classification
—
Expires
2020-05-08
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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