API Impurities

Montelukast Dihydro Impurity; Dihydro Montelukast (Acid)

Name: Montelukast Dihydro Impurity; Dihydro Montelukast (Acid)
Brand: RR Pharmaceuticals
SKU: RR-MTK-M0712

1-[[[(1R)-1-[3-[2-(7-Chloro-2-quinolinyl)ethyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropaneacetic acid

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

Specifications

Chemical Name: 1-[[[(1R)-1-[3-[2-(7-Chloro-2-quinolinyl)ethyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropaneacetic acid
CAS No.: 142147-98-6 (sodium salt)
Catalogue No.: RR-MTK-M0712
Molecular Formula: C35H38ClNO3S
Molecular Weight: 588.2 g/mol