Montelukast EP Impurity B | CAS 918972-54-0 - Request Quote

Montelukast EP Impurity B is chemically [1-[[[(1R)-1-[3-[(E)-2-(7-Chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(1-methylethenyl)phenyl]propyl]sulfanyl]methyl]cyclopropyl]acetic acid (as per EP);[1-[[[(1R)-1-[3-[(E)-2-(7-Chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(1-methylethenyl)phenyl]propyl]sulfanyl]methyl]cyclopropyl]acetic acid (as per USP). It is also known as Montelukast Methylstyrene (USP) ; Montelukast Styrene. Montelukast EP Impurity B is supplied with detailed characterization data compliant with regulatory guideline. Montelukast EP Impurity B 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 Montelukast.

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