Patent · US Active

Quinazoline derivatives

US8426430B2 · kind B2 · utility

2Cited by

3References

10Claims

0Family size

Assignee

Hutchison MediPharma Enterprises Limited · BS

Inventors

Weihan Zhang · Shanghai, CN
Wei-Guo Su · Shanghai, CN
Haibin Yang · Shanghai, CN
Yumin Cui · Shanghai, CN
Yongxin Ren · Shanghai, CN
Xiaoqiang Yan · Shanghai, CN

Key dates

Filing date	Jun 30, 2008
Grant date	Apr 23, 2013
Priority date	—
Expiry date	Apr 16, 2031

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D491/10
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Quinazoline derivatives of the following formula:wherein R1, R2, R3, R4, R5, X, Y, and Z are defined herein. It also discloses a method of treating cancer with one of these compounds.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.