Cetirizine is a major metabolite of the first generation antihistamine hydroxyzine. Cetirizine is also a second generation antihistamine that is sold under the trade name Zyrtec(R). This Certified Spiking Solution(R) is suitable for use in a variety of GC/MS or LC/MS testing applications in forensic toxicology, urine drug testing, or clinical chemistry.
Molecular Formula: C21H25ClN2O3 · 2HCl
Molecular Weight: 461.81
Linear Structural Formula: C21H25ClN2O3 · 2HCl
MDL Number: MFCD00941428
Storage: -20C
Legal Information: Zyrtec is a registered trademark of UCB Pharma, S.A.