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Cat Number: API130018778

Levocetirizine

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APIs
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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