title: Esterification of acid chlorides with thallium and potassium salts of 19-norethisterone: formation of 17-enol esters.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D002712:Chlorides / Q000378:metabolism*; D004951:Esterification; D009640:Norethindrone / Q000378:metabolism*; D011188:Potassium; D013793:Thallium
chemical_list: D002712:Chlorides; D013793:Thallium; D011188:Potassium; D009640:Norethindrone