918972-54-0

Montelukast Styrene Montelukast Impurity B Montelukast Impurity C Montelukast Methylstyrene Montelukast EP IMpurity B Montelukast sodium impurity B Montelukast Sodium EP impurity B Montelukast Methylstyrene IMpurity USP Montelukast Related Compound F Montelukast Impurity 2(EP Impurity B) Montelukast Impurity 2（Montelukast EP Impurity B） Montelukast EP Impurity B/ Montelukast Related Compound F (Montelukast Methylstyrene) 1-[[[(1R)-1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-Methylethenyl)phenyl]propyl]thio]Methyl] (R,E)-2-(1-(((1-(3-(2-(7-chloroquinolin-2-yl)vinyl)phenyl)-3-(2-(prop-1-en-2-yl)phenyl)propyl)thio)methyl)cyclopropyl)acetic acid 2-[1-[[(1R)-1-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-(2-prop-1-en-2-ylphenyl)propyl]sulfanylmethyl]cyclopropyl]acetic acid 1-[[[(1R)-1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-methy lethenyl)phenyl]propyl]thio]methyl]cyclopropaneacetic Acid Cyclopropaneacetic acid, 1-[[[(1R)-1-[3-[(1E)-2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-Methylethenyl)phenyl] propyl]thio]Methyl]- Montelukast impurity 2/Montelukast EP Impurity B/Montelukast Methyl Styrene/1-[[[(1R)-1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-methylethenyl)phenyl]propyl]thio]methyl]cyclopropaneacetic Acid