3-Methoxy-4-[[5-[(methoxycarbonyl)amino]-1-methyl-1H-indol-3-yl]methyl]benzoic Acid is an impurity of Zafirlukast (Z125000), a potent, selective and orally active cysteinyl leukotriene type 1 receptor antagonist. Used as an antiasthmatic.
Molecular Formula:C20H20N2O5
Molecular Weight:368.38
Storage and Stability:Store at -20°C. For maximum recovery of product, centrifuge the original vial prior to removing the cap.