英文别名Montelukast EP Impurity H; USP Montelukast Methoxycarbonyl Analog; [R,E]-1-[[[1-[3-[2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(methoxycarbonyl)phenyl]propyl]thio]methyl]-cyclopropane acetic acid; 2-[1-[1(R)-[3-[2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(methoxycarbonyl)phenyl]propylsulfanylmethyl]cyclopropyl]acetic acid; [R,E]-1-[[[1-[3-[2-(7-chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(methoxycarbonyl)phenyl]propyl]thio]methyl]cyclopropaneacetic acid; Montelukast Impurity H; 2'-DES(1-HYDROXY-1-METHYLETHYL)-2'-METHYCARBOXY MONTELUKAST; (R)-montelukast; 2-{1-[({(1R)-1-{3-[(E)-2-(7-chloro-2-quinolinyl)ethenyl]-phenyl}-3-[2-(methoxycarbonl)phenyl]propyl}sulfanyl)methyl]-cyclopropyl}acetic acid; Montelukast Sodium EP impurity H; Montelukast Impurity 8(EP Impurity H) 
