Diphenhydramine N-Oxide Price Not Available 5mg Diphenhydramine N-Oxide Supplier Page Catalog Number R051228 Molecular Formula C17H21NO2 CAS# 3922-74-5 Purity ≥95% Inchi InChI=1S/C17H21NO2/c1-18(2,19)13-14-20-17(15-9-5-3-6-10-15)16-11-7-4-8-12-16/h3-12,17H,13-14H2,1-2H3 Inchi Key OEQNVWKWQPTBSC-UHFFFAOYSA-N SMILES C[N+](C)(CCOC(C1=CC=CC=C1)C2=CC=CC=C2)[O-] Size 5mg Supplier Page https://www.musechem.com/product/R051228.html