Syk inhibitor and use method therefor

US11091460B2 · kind B2 · utility

Assignee

• Chia Tai Tianqing Pharmaceutical Group Co., Ltd. · CN

Inventors

• Shilan Liu · Shanghai, CN
• Guibai Liang · Nanjing, CN
• Hongjian Wang · 盐官镇, CN
• Ming Zhang · Beijing, CN
• Shuhui CHEN · Shanghai, CN

Key dates

• Filing date: Jun 14, 2018
• Grant date: Aug 17, 2021
• Expiry date: Jun 14, 2038

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D491/107
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Provided are a Syk inhibitor and a use method therefor, and in particular, disclosed are quinolinone represented by formula (I) or quinazoline derivatives or pharmaceutically acceptable salts thereof, a preparation method, a pharmaceutical composition, and uses in preparing a medicament for treatment of Syk receptor related diseases.