IMPURITIES

 Catalog Number GS.45.ETH.11
 CAS Number 155683-61-7
 Catalogue Name / Chemical Name Ethinylestradiol EP Impurity K
 Synonyms 4-Methyl Ethynyl Estradiol; (17?)-4-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol; (17?)-4-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol ;
 Molecular Formula C21H26O2
 Molecular Weight 310.43
 Specific Purity Under Development
 Inventory Status 3-4 Weeks
 Pack Size 50 MG
 Rel. CAS No. ( Optional )