Therapeutic Uses
Antihistamine
Storage Condition
Store at refrigerator (2-8°C) for long term storage
Synonyms
Hydroxyzine Hydrochloride Dimer Impurity
Application Notes
Useful research chemical for a range of applications
Purity by HPLC
Not less than 90%
Hazard Compound
No -Refer MSDS for accurate information
Cetirizine EP Impurity D Dihydrochloride is a drug product that is used as an analytical standard for HPLC, as well as in research and development of drugs.
Refund Policy
We are committed to offering products of the highest quality in order to meet the needs of our customers, and have elaborate systems in
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Cetirizine EP Impurity D Dihydrochloride usage and description
Cetirizine EP Impurity D is a chemical compound that is used in the pharmaceutical industry as an impurity standard for the production of cetirizine hydrochloride, which is a second-generation antihistamine used to treat allergies and hives. This impurity is also known as 3-chloro-5-(2-hydroxyethyl)-4-methyl-1H-pyrazole and has a molecular formula of C6H10ClN2O.
Cetirizine EP Impurity D is used as a reference standard to ensure the purity and quality of cetirizine hydrochloride, as well as to evaluate the efficiency of the production process. It is important to note that impurities can affect the efficacy and safety of a drug, which is why it is crucial to have accurate and reliable impurity standards.
In terms of chemical properties, Cetirizine EP Impurity D is a pyrazole derivative that is soluble in water and organic solvents such as methanol and acetonitrile. It has a melting point range of 68-70°C and a purity of at least 98%. This impurity can be synthesized through a multistep process, which involves the reaction of 2-chloro-4-methylpyrazole with 2-hydroxyethylamine.
Overall, Cetirizine EP Impurity D plays an important role in the pharmaceutical industry by ensuring the quality and purity of cetirizine hydrochloride, which is a widely used antihistamine medication.
