Skip to Content
MilliporeSigma

Skip To

A7611

Sigma-Aldrich

Azelastine hydrochloride

≥98% (HPLC)

Synonym(s):

4-[(4-chlorophenyl)methyl]-2-(1-methylazepan-4-yl)phthalazin-1-one hydrochloride, Astelin, Optivar

Sign Into View Organizational & Contract Pricing

Select a Size

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C22H24ClN3O · HCl
CAS Number:
Molecular Weight:
418.36
MDL number:
UNSPSC Code:
12352200
PubChem Substance ID:
NACRES:
NA.77
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Quality Level

assay

≥98% (HPLC)

form

powder

storage condition

desiccated

color

white to off-white

solubility

DMSO: >10 mg/mL

originator

Wallace

storage temp.

−20°C

SMILES string

Cl.CN1CCCC(CC1)N2N=C(Cc3ccc(Cl)cc3)c4ccccc4C2=O

InChI

1S/C22H24ClN3O.ClH/c1-25-13-4-5-18(12-14-25)26-22(27)20-7-3-2-6-19(20)21(24-26)15-16-8-10-17(23)11-9-16;/h2-3,6-11,18H,4-5,12-15H2,1H3;1H

Looking for similar products? Visit Product Comparison Guide

Application

Azelastine hydrochloride is a H1 histamine receptor antagonist and NF-kB activator. Azelastine hydrochloride has been used in a study to investigate the potential of polymeric microspheres for treatment of allergic conjunctivitis.

Biochem/physiol Actions

H1 histamine receptor antagonist; NF-kB activator.

Features and Benefits

This compound is featured on the Histamine Receptors page of the Handbook of Receptor Classification and Signal Transduction. To browse other handbook pages, click here.
This compound was developed by Wallace. To browse the list of other pharma-developed compounds and Approved Drugs/Drug Candidates, click here.

pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Acute Tox. 4 Oral

Storage Class

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable


Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service