Endoxifen E-isomer (E-Endoxifen), an E-isomer of Endoxifen, is an impurity in Endoxifen Z-isomer agent substance. Endoxifen E-isomer exhibits antiestrogenic effects.
In Vitro
Endoxifen E-isomer (1-1000 nM; 12 h) inhibits PGR gene expression in E 2 -induced MCF-7 cells. MCE has not independently confirmed the accuracy of these methods. They are for reference only.