(±)-Cotinine-d3

(±)-Cotinine-d3 is intended for use as an internal standard for the quantification of cotinine by GC- or LC-MS. Cotinine is an alkaloid found in tobacco and a major metabolite of nicotine (Cay-16535). It is formed by oxidation of nicotine by the cytochrome P450 (CYP) isoform CYP2A6.Formal Name: 1-(methyl-d3)-5-(3-pyridinyl)-2-pyrrolidinone. CAS Number: 110952-70-0. Molecular Formula: C10H9D3N2O. Formula Weight: 179.2. Purity: >99% deuterated forms (d1-d3). Formulation: (Request formulation change), A solid. Solubility: DMF: 30 mg/ml, DMSO: 30 mg/ml, Ethanol: 30 mg/ml, PBS (pH 7.2): 10 mg/ml. SMILES: O=C(N1C([2H])([2H])[2H])CCC1C2=CC=CN=C2. InChi Code: InChI=1S/C10H12N2O/c1-12-9(4-5-10(12)13)8-3-2-6-11-7-8/h2-3,6-7,9H,4-5H2,1H3/i1D3. InChi Key: UIKROCXWUNQSPJ-FIBGUPNXSA-N.