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Cetirizine.2HCl
Picture of Cetirizine.2HCl
Picture of Cetirizine.2HCl

Cetirizine.2HCl

[CAS Number 83881-52-1] Cetirizine.2HCl is a second-generation antihistamine and a bioactive carboxylated metabolite of hydroxyzine. Sold under the brand name Zyrtec, cetirizine.2HCl acts as a selective histamine H1 receptor and is used to treat allergic rhinitis, dermatitis, and urticaria. Cetirizine.2HCl is available as reference material (bulk powder and/or solution) and as calibrated, Ready-to-Use, certified reference material (CRM). This product is designed for qualitative and quantitative protocols and can be used for forensic, toxicology, research, and other chemical/biochemical analytical applications.
Article no. CET-1871-HC

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  • DescriptionCetirizine.2HCl Product reference number CET-1871-HC Full chemical name (±)-[2-[4-[(4-chlorophenyl)phenylmethyl]-1- piperazinyl]ethoxy]acetic acid.dihydrochloride Formula C21H25ClN3O3.2HCl Molecular weight 461.81 CAS Number 83881-52-1 Supplied as hyd...
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Cetirizine.2HCl

Product reference number CET-1871-HC
Full chemical name (±)-[2-[4-[(4-chlorophenyl)phenylmethyl]-1- piperazinyl]ethoxy]acetic acid.dihydrochloride
Formula C21H25ClN3O3.2HCl
Molecular weight 461.81
CAS Number 83881-52-1
Supplied as hydrochloride salt
Appearance white to off-white crystalline powder
IR IR corresponds
NMR corresponds to structure
MS MH+ corresponds
UV max [nm] (mol, solvent) 230.0 ± 1.0 (15000 ± 1500, isopropanol/water: 1/1)
Melting point [Celsius] 215 ± 3
HPLC purity [%] > 98.5
Free base content [%] > 82.0
Water content [%] < 1
Calculated hydrochloride content [%] 15.8

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