CN Patent

CN109867674A — 一种取代的杂环稠合γ-咔啉的新盐及其制备方法和晶型

Assigned to Shanghai Medical Technology Co Ltd · Expires 2019-06-11 · 7y expired

What this patent protects

本发明提供的4‑((6bR,10aS)‑3‑甲基‑2,3,6b,9,10,10a‑六氢‑1H‑吡啶并[3’,4’:4,5]吡咯并[1,2,3‑de]喹喔啉‑8(7H)‑基)‑1‑(4‑氟苯基)‑1‑丁酮‑二对甲苯磺酸盐，具有结晶度高，晶型完整的优点，产品纯度达到99％以上，其热裂解温度比已报道的晶型的热裂解温度更高，产品的热稳定性更好，具有更好的应用前景。

USPTO Abstract

本发明提供的4‑((6bR,10aS)‑3‑甲基‑2,3,6b,9,10,10a‑六氢‑1H‑吡啶并[3’,4’:4,5]吡咯并[1,2,3‑de]喹喔啉‑8(7H)‑基)‑1‑(4‑氟苯基)‑1‑丁酮‑二对甲苯磺酸盐，具有结晶度高，晶型完整的优点，产品纯度达到99％以上，其热裂解温度比已报道的晶型的热裂解温度更高，产品的热稳定性更好，具有更好的应用前景。

Drugs covered by this patent

Patent Metadata

Patent number
CN109867674A
Jurisdiction
CN
Classification
—
Expires
2019-06-11
Drug substance claim
No
Drug product claim
No
Assignee
Shanghai Medical Technology 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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