API Impurities

Montelukast Acid Methyl Ester

Name: Montelukast Acid Methyl Ester
Brand: RR Pharmaceuticals
SKU: RR-MTK-M0702

1-[[[1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropaneacetic acid methyl ester

Impurity reference standard used for related substances testing of Montelukast Acid drug substance and drug product per pharmacopoeial limits.

Specifications

Chemical Name: 1-[[[1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropaneacetic acid methyl ester
CAS No.: 855473-51-7
Catalogue No.: RR-MTK-M0702
Molecular Formula: C36H38ClNO3S
Molecular Weight: 600.21 g/mol