← USPTO Patent Grants

5,6-dihydrothieno[3,4-h]quinazoline compound

Grant US12577253B2 Kind: B2 Mar 17, 2026

Assignee

SHANGHAI FOSUN PHARMACEUTICAL INDUSTRIAL DEVELOPMENT CO., LTD.

Inventors

Yangyang Xu, Wentao Wu, Haizhong Tan, Dongkai Zhang, Jikui Sun, Yang Zhang, Shuhui Chen

Abstract

Provided are a series of 5,6-dihydrothieno[3,4-h]quinazoline compounds as represented by formula (P) and pharmaceutically acceptable salts thereof, and the use of the compounds or pharmaceutically acceptable salts thereof in the preparation of solid tumor drugs, such as solid tumor drugs associated with selective PLK1 inhibitors.

CPC Classifications

C07D 495/04 C07D 519/00 A61P 35/00

Filing Date

2022-01-26

Application No.

18276226

Claims

13