Omeprazole Acid Methyl Ester Price Not Available 1mg Omeprazole Acid Methyl Ester Supplier Page Catalog Number R049792 Molecular Formula C18H19N3O5S CAS# 120003-83-0 Purity ≥98% Inchi InChI=1S/C18H19N3O5S/c1-10-15(19-8-12(16(10)25-3)17(22)26-4)9-27(23)18-20-13-6-5-11(24-2)7-14(13)21-18/h5-8H,9H2,1-4H3,(H,20,21) Inchi Key PSGWLKSVKMHJHJ-UHFFFAOYSA-N SMILES CC1=C(C(=CN=C1CS(=O)C2=NC3=C(N2)C=C(C=C3)OC)C(=O)OC)OC Size 1mg Supplier Page https://www.musechem.com/product/R049792.html