API reference
AZELASTINE HCl
- CAS number
- 79307-93-0
- Molecular formula
- C22H25Cl2N3O
- Molecular weight
- 418.4 g/mol

About this molecule
Azelastine Hydrochloride is the hydrochloride salt form of azelastine, a phthalazinone derivative with antihistaminergic activity. Azelastine hydrochloride competes with histamine for the H1 receptor, thereby diminishing the actions of histamine on effector cells and decreasing the histamine-mediated symptoms of allergic reaction, such as bronchoconstriction, vasodilation, increased capillary permeability and spasmodic contractions of gastrointestinal smooth muscle.
Source: NCI Thesaurus (NCIt), via PubChem.
Identifiers
- IUPAC name
- 4-[(4-chlorophenyl)methyl]-2-(1-methylazepan-4-yl)phthalazin-1-one;hydrochloride
- InChIKey
- YEJAJYAHJQIWNU-UHFFFAOYSA-N
- SMILES
- CN1CCCC(CC1)N2C(=O)C3=CC=CC=C3C(=N2)CC4=CC=C(C=C4)Cl.Cl
- Other CAS numbers recorded
- 37932-96-0
- PubChem CID
- 54360
Also known as
AZELASTINE HYDROCHLORIDE · AZELASTINE HCl · Astepro · ASTEPRO ALLERGY · Rhinolast allergy · Children Astepro Allergy · Children's astepro allergy · Azelastine Hydrochloride Ophthalmic Solution 0.05%
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