5-O-Desmethyl Donepezil Price Not Available 5mg 5-O-Desmethyl Donepezil Supplier Page Catalog Number R006140 Molecular Formula C23H27NO3 CAS# 120013-57-2 Purity ≥98% Inchi InChI=1S/C23H27NO3/c1-27-22-14-20-18(13-21(22)25)12-19(23(20)26)11-16-7-9-24(10-8-16)15-17-5-3-2-4-6-17/h2-6,13-14,16,19,25H,7-12,15H2,1H3 Inchi Key DSMISVLYMKJMLP-UHFFFAOYSA-N SMILES COC1=C(C=C2CC(C(=O)C2=C1)CC3CCN(CC3)CC4=CC=CC=C4)O Size 5mg Supplier Page https://www.musechem.com/product/R006140.html