Desvaleryl Valsartan

Desvaleryl valsartan is a potential impurity found in commercial preparations of the angiotensin II type 1 (AT1) receptor antagonist valsartan. It is a degradation product formed under acidic conditions.Formal Name: N-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-L-valine. CAS Number: 676129-92-3. Synonyms: Valsartan Impurity B. Molecular Formula: C19H21N5O2. Formula Weight: 351.4. Purity: >98%. Formulation: (Request formulation change), A solid. Solubility: DMF: 3 mg/ml, DMSO: 5 mg/ml, Ethanol: 1 mg/ml. SMILES: CC(C)[C@@H](C(O)=O)NCC1=CC=C(C=C1)C2=C(C3=NN=NN3)C=CC=C2. InChi Code: InChI=1S/C19H21N5O2/c1-12(2)17(19(25)26)20-11-13-7-9-14(10-8-13)15-5-3-4-6-16(15)18-21-23-24-22-18/h3-10,12,17,20H,11H2,1-2H3,(H,25,26)(H,21,22,23,24)/t17-/m0/s1. InChi Key: NSXSCTCKWRSTHJ-KRWDZBQOSA-N.