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Azelastine Hydrochloride Related Compounds & Impurities

Azelastine Hydrochloride is a second-generation H1-receptor antihistamine with mast-cell stabilising activity, formulated as nasal and ophthalmic solutions for allergic conditions.

Simson Pharma Limited along with its subsidiary offices Simson Pharma Global Ltd. (UK) and Simson Pharma Global LLC (USA) is a trusted manufacturer and supplier of high-quality pharmaceutical reference standards, offering a comprehensive portfolio of Azelastine Hydrochloride reference standards, pharmacopeial and non-pharmacopeial Azelastine Hydrochloride impurities, related compounds, related substances, metabolites, stable isotope-labelled compounds, deuterium labelled compounds and nitrosamine (N-NO) reference standards.

These materials support pharmaceutical research and development, product development, ANDA and DMF submissions, quality control (QC), analytical method development and validation, stability studies, impurity identification, and genotoxic impurity assessment.

Our Azelastine Hydrochloride-related reference standards are thoroughly characterized using advanced analytical techniques and are supplied with comprehensive Certificates of Analysis (COA) and supporting analytical data from our USFDA certified, ISO 17025 and ISO 17034 accredited Lab, to meet global regulatory expectations. EP and USP traceable reference standards can also be provided upon request, subject to availability. Simson is also a provider of EP and USP traceable standards. To ensure consistent quality and reliability, our reference standards are periodically re-tested according to established quality management procedures.

Impurity Standards

Azelastine 3-Chloro-Isomer

CAT. No.A150010 CAS No.37933-01-0 Mol. F.C22H24ClN3O Mol. W.381.90 g/mol Stock Status Custom Synthesis
COA MSDS

Azelastine EP Impurity A

CAT. No.A150001 CAS No.613-94-5 Mol. F.C7H8N2O Mol. W.136.15 g/mol Stock Status Instock
COA MSDS

Azelastine EP impurity B

CAT. No.A150017 CAS No.110406-94-5 Mol. F.C14H21N3O Mol. W.247.34 g/mol Stock Status Instock
COA MSDS

Azelastine EP Impurity C

CAT. No.A150003 CAS No.53242-76-5 Mol. F.C15H11ClO3 Mol. W.274.70 g/mol Stock Status Instock
COA MSDS

Azelastine EP Impurity D

CAT. No.A150006 CAS No.53242-88-9 Mol. F.C15H11ClN2O Mol. W.270.71 g/mol Stock Status Instock
COA MSDS

Azelastine Impurity 1

CAT. No.A150023 CAS No.NA Mol. F.C25H25FN4O3 Mol. W.448.49 g/mol Stock Status Instock
COA MSDS

Azelastine Impurity 2

CAT. No.A150014 CAS No.2224-83-1 Mol. F.C14H8ClNO2 Mol. W.257.67 g/mol Stock Status Instock
COA MSDS

Azelastine Impurity 3

CAT. No.A150025 CAS No.47491-39-4 Mol. F.C22H25N3O Mol. W.347.45 g/mol Stock Status Custom Synthesis
COA MSDS

Azelastine Impurity 4

CAT. No.A150022 CAS No.110406-95-6 Mol. F.C7H17N3 Mol. W.143.23 g/mol Stock Status Limited Stock
COA MSDS

Azelastine Impurity 5

CAT. No.A150007 CAS No.19869-42-2 Mol. F.C7H14ClNO Mol. W.163.65 g/mol Stock Status Instock
COA MSDS

Azelastine N-Oxide Impurity

CAT. No.A150002 CAS No.640279-88-5 Mol. F.C22H24ClN3O2 Mol. W.397.90 g/ mol Stock Status Instock
COA MSDS

N-Desmethyl Azelastine

CAT. No.A150024 CAS No.NA Mol. F.C21H22ClN3O Mol. W.367.90 g/mol Stock Status Instock
COA MSDS

Working Standards

Azelastine

CAT. No.A150000B CAS No.58581-89-8 Mol. F.C22H24ClN3O Mol. W.381.90 g/mol Stock Status Instock
COA MSDS

Azelastine Hydrochloride

CAT. No.A150000 CAS No.79307-93-0 Mol. F.C22H24ClN3O.HCl Mol. W.418.36 g/mol Stock Status Instock
COA MSDS

Isotope Labelled Compounds

Azelastine-D4 Hydrochloride

CAT. No.A150013 CAS No.1228258-95-4(Free base) Mol. F.C22H21D4Cl2N3O Mol. W.422.38 g/mol Stock Status Limited Stock
COA MSDS

Product structure

Sample structure

Catalogue no.: — CAS no.: — Formula: — Mol. weight: —

Illustrative sample structure
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