31658-50-1 17α-Ethyl-5β-estrane-3α,17β-diol 17α-Ethyl-5β-estrane-3α,17β-diol Catalog No.: 1916060 Name: 17α-Ethyl-5β-estrane-3α,17β-diol CAS: 31658-50-1 Formula: C20H34O2 Inquire about this product →