Cat Number: API130018778

Levocetirizine

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CAS Number

130018-77-8

Synonyms

(R)-cetirizine
(-)-Cetirizine
Xarlin

Description

Levocetirizine is a selective histamine H1 antagonist used to treat a variety of allergic symptoms. It is the R enantiomer of [cetirizine]. Levocetirizine has greater affinity for the histamine H1 receptor than cetirizine.

Molecular Weight

388.9

Molecular Formula

C21H25ClN2O3

SMILES

C1CN(CCN1CCOCC(=O)O)C(C2=CC=CC=C2)C3=CC=C(C=C3)Cl

Appearance

White Solid

Boiling Point

542.1℃

Density, g/cm3

1.237±0.06 (Predicted)

Melting Point

205-208

Note

R&D

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