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Azelastine 5-Member-Cyclic-Isomer HCl is chemically 4-(4-Chlorobenzyl)-2-(2-(1-methylpyrrolidin-2-yl)ethyl)phthalazin-1(2H)-one hydrochloride.
Azelastine 5-Member-Cyclic-Isomer HCl is supplied with detailed characterization data compliant with regulatory guideline. Azelastine 5-Member-Cyclic-Isomer HCl can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Azelastine.

The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. ISP Standards products are for analytical purpose only and not for human use.

Atracurium Impurity 7 is chemically (1R,2R)-1-(3,4-dimethoxybenzyl)-2-(3-((5-((3-((1R)-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium-2-yl)propanoyl)oxy)pentyl)oxy)-3-oxopropyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium.
Atracurium Impurity 7 is supplied with detailed characterization data compliant with regulatory guideline. Atracurium Impurity 7 can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Atracurium.

The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. ISP Standards products are for analytical purpose only and not for human use.