4-Phenybutyl 2-Carboxyethylphosphinic Acid (Fosinopril Impurity) Price Not Available 25mg 4-Phenybutyl 2-Carboxyethylphosphinic Acid (Fosinopril Impurity) Supplier Page Catalog Number R008854 Molecular Formula C12H17O4P CAS# 83623-61-4 Purity ≥98% Inchi InChI=1S/C12H17O4P/c13-12(14)10-17(15,16)9-5-4-8-11-6-2-1-3-7-11/h1-3,6-7H,4-5,8-10H2,(H,13,14)(H,15,16) Inchi Key WRXLMKMDSUIHDK-UHFFFAOYSA-N SMILES C1=CC=C(C=C1)CCCCP(=O)(CC(=O)O)O Size 25mg Supplier Page https://www.musechem.com/product/R008854.html