(R)-Cetirizine-d4 Dihydrochloride Price Not Available 25mg (R)-Cetirizine-d4 Dihydrochloride Supplier Page Catalog Number R046630 Molecular Formula C21H25ClN2O3 CAS# 1133210-23-7 Purity ≥98% 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)/t21-/m1/s1/i14D2,15D2 Inchi Key ZKLPARSLTMPFCP-KNFDVUFYSA-N SMILES C1CN(CCN1CCOCC(=O)O)C(C2=CC=CC=C2)C3=CC=C(C=C3)Cl Size 25mg Supplier Page https://www.musechem.com/product/R046630.html