1359969

Levocetirizine dihydrochloride

United States Pharmacopeia (USP) Reference Standard

• Synonym(s): (-)-Cetirizine dihydrochloride; 2-[2-[4-[(R)-(4-chlorophenyl)-phenyl-methyl]piperazin-1-yl]ethoxy]acetic acid dihydrochloride
• Empirical Formula (Hill Notation): C₂₁H₂₅ClN₂O₃·2HCl
• CAS Number: 130018-87-0
• Molecular Weight: 461.81
• UNSPSC Code: 41116107
• NACRES: NA.24
• MDL number: MFCD07366507

Properties

• grade: pharmaceutical primary standard
• agency: USP
• API family: levocetirizine
• manufacturer/tradename: USP
• application(s): pharmaceutical (small molecule); pharmaceutical
• SMILES string: Cl.Cl.OC(=O)COCCN1CCN(CC1)[C@H](c2ccccc2)c3ccc(Cl)cc3
• InChI: 1S/C21H25ClN2O3.2ClH/c22-19-8-6-18(7-9-19)21(17-4-2-1-3-5-17)24-12-10-23(11-13-24)14-15-27-16-20(25)26;;/h1-9,21H,10-16H2,(H,25,26);2*1H/t21-;;/m1../s1
• InChI key: PGLIUCLTXOYQMV-GHVWMZMZSA-N

Description

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.
For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Levocetirizine dihydrochloride USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:

• Levocetirizine Dihydrochloride Tablets

Biochem/physiol Actions

Levocetirizine dihydrochloride is a nonsedating type histamine H1-receptor antagonist; active isomer of cetirizine

Levocetirizine hydrochloride is a nonsedating antihistamine. It is a histamine H1-receptor antagonist, the active isomer of cetirizine. Levocetirizine has high bioavailability, high affinity for and occupancy of the H1 receptor.

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.

Safety Information

• pictograms: GHS07,GHS09
• signalword: Warning
• hcodes: H302,H400
• pcodes: P301 + P312 + P330
• Hazard Classifications: Acute Tox. 4 Oral - Aquatic Acute 1
• Storage Class: 11 - Combustible Solids
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable