Mefenamic-d4 Acid Price Not Available 5mg Mefenamic-d4 Acid Supplier Page Catalog Number R044568 Molecular Formula C15H15NO2 CAS# 1216745-79-7 Purity ≥90% Inchi InChI=1S/C15H15NO2/c1-10-6-5-9-13(11(10)2)16-14-8-4-3-7-12(14)15(17)18/h3-9,16H,1-2H3,(H,17,18)/i3D,4D,7D,8D Inchi Key HYYBABOKPJLUIN-KNIGXJNHSA-N SMILES CC1=C(C(=CC=C1)NC2=CC=CC=C2C(=O)O)C Size 5mg Supplier Page https://www.musechem.com/product/R044568.html