← EPO Patent Bulletin

4-[[2-[[5-[1-(1H-INDOL-2-YL)-2-(PHENYL)-1-ETHEN-1-YL]-2-PYRIDINYL]OXY]ETHYL]AMINO]-2-BUTENAMIDE DERIVATIVES FOR THE TREATMENT OF ESTROGEN RECEPTOR POSITIVE BREAST CANCER

Grant EP3889133B1 Kind: B1 Mar 18, 2026

Inventors

DUAN, Shuwen, LU, Jianyu, HU, Lihong, DING, Charles Z., HU, Guoping, LI, Jian, CHEN, Shuhui

IPC Classifications

C07D 401/06 20060101AFI20230704BHEP C07D 401/14 20060101ALI20230704BHEP C07D 409/14 20060101ALI20230704BHEP C07D 471/04 20060101ALI20230704BHEP C07D 209/30 20060101ALI20230704BHEP A61K 31/4439 20060101ALI20230704BHEP A61K 31/437 20060101ALI20230704BHEP A61P 35/00 20060101ALI20230704BHEP

Designated States

AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR