Phthalic Acid-d4 Price Not Available 5mg Phthalic Acid-d4 Supplier Page Catalog Number R011291 Molecular Formula C₈H₆O₄ CAS# 87976-26-9 Purity ≥95% Inchi InChI=1S/C8H6O4/c9-7(10)5-3-1-2-4-6(5)8(11)12/h1-4H,(H,9,10)(H,11,12)/i1D,2D,3D,4D Inchi Key XNGIFLGASWRNHJ-RHQRLBAQSA-N SMILES C1=CC=C(C(=C1)C(=O)O)C(=O)O Size 5mg Supplier Page https://www.musechem.com/product/R011291.html