Certificate of Analysis

 

Product Name: Cetirizine Dihydrochloride
Catalog Number: M5506
CAS Number: 83881-52-1

Physical and Chemical Properties
Formula: C21H27Cl3N2O3
Molecular Weight: 461.81
Solubility: 10mM in DMSO
Storage: Powder          -20°C   3 years ;  4°C   2 years
In solvent       -80°C   6 months ;  -20°C   1 month
Chemical Structure: Cetirizine Dihydrochloride Structure
Analytical Data
QC Standard: >99.0%
H-NMR: Consistent with structure
Product Information
Description: Cetirizine 2Hcl, a second-generation antihistamine, is a major metabolite of hydroxyzine, and a racemic selective H1 receptor inverse agonist used in the treatment of allergies, hay fever, angioedema, and urticaria.
   
Stability and Solubility Advice: Information concerning product stability, particularly in solution, has rarely been reported and in most cases we can only offer a general guide.
We recommend that stock solutions, once prepared, are stored aliquoted in tightly sealed vials and used within 1 month. Avoid repeated freeze and thaw cycles. Storage conditions for some special products should refer to their storage details.