Promethazine N-Oxide Price Not Available 1mg Promethazine N-Oxide Supplier Page Catalog Number R055179 Molecular Formula C17H20N2OS CAS# 81480-39-9 Purity ≥98% Inchi InChI=1S/C17H20N2OS/c1-13(19(2,3)20)12-18-14-8-4-6-10-16(14)21-17-11-7-5-9-15(17)18/h4-11,13H,12H2,1-3H3 Inchi Key VSUIGOJNZBMHQV-UHFFFAOYSA-N SMILES CC(CN1C2=CC=CC=C2SC3=CC=CC=C31)[N+](C)(C)[O-] Size 1mg Supplier Page https://www.musechem.com/product/R055179.html