Nicotinic Acid-13C6,d4 Price Not Available 5mg Nicotinic Acid-13C6,d4 Supplier Page Catalog Number R011573 Molecular Formula C6H5NO2 CAS# 1216798-74-1 Purity ≥95% Inchi InChI=1S/C6H5NO2/c8-6(9)5-2-1-3-7-4-5/h1-4H,(H,8,9)/i1+1D,2+1D,3+1D,4+1D,5+1,6+1 Inchi Key PVNIIMVLHYAWGP-QTGXHTELSA-N SMILES C1=CC(=CN=C1)C(=O)O Size 5mg Supplier Page https://www.musechem.com/product/R011573.html