title: A new synthetic route to pyrogallolestrogen dimethyl ethers by nucleophilic substitution of 2,4-dibromoestrogens.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D045166:Estradiol Congeners / Q000138:chemical synthesis*; D006842:Hydrocarbons, Brominated; D011748:Pyrogallol / Q000031:analogs & derivatives / Q000138:chemical synthesis
chemical_list: D045166:Estradiol Congeners; D006842:Hydrocarbons, Brominated; D011748:Pyrogallol