19-Norpregna-4,9-diene-21-carboxylicacid, 17-hydroxy-3-oxo-, g-lactone, (17a)- (9CI) is a chemical compound registered under CAS number 6480-94-0, with the molecular formula C21H26O3 and a molecular weight of about 326.44 g/mol. It is also known as 19-Nor-17a-pregna-4,9-diene-21-carboxylicacid, 17-hydroxy-3-oxo-, g-lactone (8CI); Spiro[17H-cyclopenta[a]phenanthrene-17,2'(5'H)-furan],19-norpregna-4,9-diene-21-carboxylic acid deriv; 19-Nor-20-spiroxa-4,9-diene-3,21-dione. KingChemi supplies 19-Norpregna-4,9-diene-21-carboxylicacid, 17-hydroxy-3-oxo-, g-lactone, (17a)- (9CI) for laboratory research and bulk production; product code 405030. Send an inquiry for purity, packaging, price and lead time.