∆9(11)-Estradiol Price Not Available 1mg ∆9(11)-Estradiol Supplier Page Catalog Number R051256 Molecular Formula C18H22O2 CAS# 791-69-5 Purity ≥90% Inchi InChI=1S/C18H22O2/c1-18-9-8-14-13-5-3-12(19)10-11(13)2-4-15(14)16(18)6-7-17(18)20/h3,5,8,10,15-17,19-20H,2,4,6-7,9H2,1H3/t15-,16+,17+,18+/m1/s1 Inchi Key FABGTKBXHAEVKL-OWSLCNJRSA-N SMILES CC12CC=C3C(C1CCC2O)CCC4=C3C=CC(=C4)O Size 1mg Supplier Page https://www.musechem.com/product/R051256.html