Polymorphic forms of icotinib phosphate and uses thereof

US9688687B2 · kind B2 · utility

Assignee

• Betta Pharmaceuticals Co., Ltd · CN

Inventors

• Shaojing Hu · Beijing, CN
• Wei Long · Beijing, CN
• Fei Wang · Beijing, CN
• Yinxiang Wang · Beijing, CN
• Lieming DING · Zhejiang, CN

Key dates

• Filing date: Jun 9, 2014
• Grant date: Jun 27, 2017
• Expiry date: Jun 9, 2034

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07B2200/13
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Disclosed is Icotinib phosphate (i.e., the compound of Formula (I)) and polymorph forms thereof, and methods of preparing and using them.