(±)-Cetirizine-d4 Dihydrochloride Price Not Available 10mg (±)-Cetirizine-d4 Dihydrochloride Supplier Page Catalog Number R045335 Molecular Formula C21H25ClN2O3 CAS# 1219803-84-5 Purity ≥90% Inchi InChI=1S/C21H25ClN2O3/c22-19-8-6-18(7-9-19)21(17-4-2-1-3-5-17)24-12-10-23(11-13-24)14-15-27-16-20(25)26/h1-9,21H,10-16H2,(H,25,26)/i14D2,15D2 Inchi Key ZKLPARSLTMPFCP-QZPARXMSSA-N SMILES C1CN(CCN1CCOCC(=O)O)C(C2=CC=CC=C2)C3=CC=C(C=C3)Cl Size 10mg Supplier Page https://www.musechem.com/product/R045335.html