Azathioprine-13C4 Price Not Available 5mg Azathioprine-13C4 Supplier Page Catalog Number R009148 Molecular Formula C9H7N7O2S CAS# 1346600-71-2 Purity ≥90% Inchi InChI=1S/C9H7N7O2S/c1-15-4-14-7(16(17)18)9(15)19-8-5-6(11-2-10-5)12-3-13-8/h2-4H,1H3,(H,10,11,12,13)/i1+1,4+1,7+1,9+1 Inchi Key LMEKQMALGUDUQG-HXRDNURUSA-N SMILES CN1C=NC(=C1SC2=NC=NC3=C2NC=N3)[N+](=O)[O-] Size 5mg Supplier Page https://www.musechem.com/product/R009148.html