CN Patent

CN110746403A — 地匹福林盐酸盐的稳定型晶体及其结晶化方法

Assigned to Dapeng Pharmaceutical Industry Co Ltd · Expires 2020-02-04 · 6y expired

What this patent protects

本发明涉及地匹福林盐酸盐的稳定型晶体及其结晶化方法。本发明的课题在于得到5‑氯‑6‑[(2‑亚氨基吡咯烷‑1‑基)甲基]嘧啶‑2,4(1H,3H)‑二酮一盐酸盐的稳定型晶体，作为其解决手段，提供一种5‑氯‑6‑[(2‑亚氨基吡咯烷‑1‑基)甲基]嘧啶‑2,4(1H,3H)‑二酮一盐酸盐的晶体，以粉末X射线衍射的衍射角(2θ±0.1°)表示，在11.6°、17.2°、17.8°、23.3°、27.1°和29.3°处观察到特征峰。

USPTO Abstract

本发明涉及地匹福林盐酸盐的稳定型晶体及其结晶化方法。本发明的课题在于得到5‑氯‑6‑[(2‑亚氨基吡咯烷‑1‑基)甲基]嘧啶‑2,4(1H,3H)‑二酮一盐酸盐的稳定型晶体，作为其解决手段，提供一种5‑氯‑6‑[(2‑亚氨基吡咯烷‑1‑基)甲基]嘧啶‑2,4(1H,3H)‑二酮一盐酸盐的晶体，以粉末X射线衍射的衍射角(2θ±0.1°)表示，在11.6°、17.2°、17.8°、23.3°、27.1°和29.3°处观察到特征峰。

Drugs covered by this patent

Patent Metadata

Patent number: CN110746403A
Jurisdiction: CN
Classification: —
Expires: 2020-02-04
Drug substance claim: No
Drug product claim: No
Assignee: Dapeng Pharmaceutical Industry 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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