6-Oxo Norethindrone Price Not Available 1mg 6-Oxo Norethindrone Supplier Page Catalog Number R052665 Molecular Formula C20H24O3 CAS# 67696-78-0 Purity ≥98% Inchi InChI=1S/C20H24O3/c1-3-20(23)9-7-17-15-11-18(22)16-10-12(21)4-5-13(16)14(15)6-8-19(17,20)2/h1,10,13-15,17,23H,4-9,11H2,2H3/t13-,14-,15-,17+,19+,20+/m1/s1 Inchi Key GFUSEGGPVQNTTK-WLCXVKOPSA-N SMILES CC12CCC3C4CCC(=O)C=C4C(=O)CC3C1CCC2(C#C)O Size 1mg Supplier Page https://www.musechem.com/product/R052665.html