Zaprinast Price Not Available 5mg Zaprinast Supplier Page Catalog Number R000561 Molecular Formula C13H13N5O2 CAS# 37762-06-4 Purity ≥90% Inchi InChI=1S/C13H13N5O2/c1-2-7-20-9-6-4-3-5-8(9)11-14-12-10(13(19)15-11)16-18-17-12/h3-6H,2,7H2,1H3,(H2,14,15,16,17,18,19) Inchi Key REZGGXNDEMKIQB-UHFFFAOYSA-N SMILES CCCOC1=CC=CC=C1C2=NC(=O)C3=NNNC3=N2 Size 5mg Supplier Page https://www.musechem.com/product/R000561.html