Allopurinol-d2 Price Not Available 10mg Allopurinol-d2 Supplier Page Catalog Number R011448 Molecular Formula C5H4N4O CAS# 916979-34-5 Purity ≥95% Inchi InChI=1S/C5H4N4O/c10-5-3-1-8-9-4(3)6-2-7-5/h1-2H,(H2,6,7,8,9,10)/i1D,2D Inchi Key OFCNXPDARWKPPY-QDNHWIQGSA-N SMILES C1=C2C(=NC=NC2=O)NN1 Size 10mg Supplier Page https://www.musechem.com/product/R011448.html