CN Patent

CN1037242C — 以干红辣椒为原料制备辣椒碱的方法

Assigned to TIANJIN LIGHT INDUSTRY COLLEGE · Expires 1998-02-04 · 28y expired

What this patent protects

本发明属于以干红辣椒为原料制备辣椒碱的方法。采用乙醇、乙醚、石湍醚为萃取剂，稀碱溶解并且用盐酸调整pH＝7～10，三次萃取后再用乙醇、乙醚、正丁烷或石油醚等有机溶剂纯化处理，即可制得辣椒碱产品。该工艺仅用四次分相即得产品，原料易得，工艺方法简单，操作条件易于控制，产品质量高，易于工业化生产。

USPTO Abstract

本发明属于以干红辣椒为原料制备辣椒碱的方法。采用乙醇、乙醚、石湍醚为萃取剂，稀碱溶解并且用盐酸调整pH＝7～10，三次萃取后再用乙醇、乙醚、正丁烷或石油醚等有机溶剂纯化处理，即可制得辣椒碱产品。该工艺仅用四次分相即得产品，原料易得，工艺方法简单，操作条件易于控制，产品质量高，易于工业化生产。

Drugs covered by this patent

Patent Metadata

Patent number
CN1037242C
Jurisdiction
CN
Classification
—
Expires
1998-02-04
Drug substance claim
No
Drug product claim
No
Assignee
TIANJIN LIGHT INDUSTRY COLLEGE
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.

Track this patent

Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.