19-Norpregna-4,9-dien-20-yn-3-one,17-hydroxy-, (17a)-(9CI) is a chemical compound registered under CAS number 14531-92-1, with the molecular formula C20H24O2 and a molecular weight of about 296.41 g/mol. It is also known as 19-Nor-17a-pregna-4,9-dien-20-yn-3-one,17-hydroxy- (6CI,7CI,8CI); 17a-Ethynyl-17-hydroxyestra-4,9-dien-3-one; 17a-Ethynyl-3-oxo-4,9-estradien-17b-ol. ChemRoots supplies 19-Norpregna-4,9-dien-20-yn-3-one,17-hydroxy-, (17a)-(9CI) for laboratory research and bulk production; product code 849264. Send an inquiry for purity, packaging, price and lead time.