Pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione Price Not Available 5mg Pyrido[3,4-d]pyrimidine-2,4(1H,3H)-dione Supplier Page Catalog Number R073903 Molecular Formula C7H5N3O2 CAS# 21038-67-5 Purity ≥98% Inchi InChI=1S/C7H5N3O2/c11-6-4-1-2-8-3-5(4)9-7(12)10-6/h1-3H,(H2,9,10,11,12) Inchi Key MNNWQAIAFUMNOS-UHFFFAOYSA-N SMILES C1=CN=CC2=C1C(=O)NC(=O)N2 Size 5mg Supplier Page https://www.musechem.com/product/R073903.html