4-Hydroxy-9,10-dehydro-10-methoxy Ketotifen Price Not Available 1mg 4-Hydroxy-9,10-dehydro-10-methoxy Ketotifen Supplier Page Catalog Number R051475 Molecular Formula C20H23NO2S CAS# 59743-88-3 Purity ≥90% Inchi InChI=1S/C20H23NO2S/c1-21-10-7-15(8-11-21)20(22)16-6-4-3-5-14(16)13-18(23-2)19-17(20)9-12-24-19/h3-6,9,12-13,15,22H,7-8,10-11H2,1-2H3 Inchi Key AAYKXJAFSKIHRK-UHFFFAOYSA-N SMILES CN1CCC(CC1)C2(C3=C(C(=CC4=CC=CC=C42)OC)SC=C3)O Size 1mg Supplier Page https://www.musechem.com/product/R051475.html