Melarsen Oxide Price Not Available 5mg Melarsen Oxide Supplier Page Catalog Number R042255 Molecular Formula C9H9AsN6O CAS# 21840-08-4 Purity ≥95% Inchi InChI=1S/C9H9AsN6O/c11-7-14-8(12)16-9(15-7)13-6-3-1-5(10-17)2-4-6/h1-4H,(H5,11,12,13,14,15,16) Inchi Key YDKGKLBKFOIXPU-UHFFFAOYSA-N SMILES C1=CC(=CC=C1NC2=NC(=NC(=N2)N)N)[As]=O Size 5mg Supplier Page https://www.musechem.com/product/R042255.html