(E)-4-Hydroxytamoxifen is a less active isomer of (Z)-4-hydroxytamoxifen and also is an estrogen receptor modulator.

174592-47-3

C26H29NO2

387.51

(E)-4-Hydroxytamoxifen

(< 1 mg/ml refers to the product slightly soluble or insoluble )
Powder: -20°C for 3 years
In solvent: -80°C for 2 years