![2-[2-Methoxy-4-[[[(2-methylphenyl)sulfonyl]amino]carbonyl]phenyl]methyl] Zafirlukast-d3](https://structures.clearsynth.com/CS-T-1000621.PNG)
"N-[2,3-Bis[[2-methoxy-4-[[[(2-methylphenyl)sulfonyl]amino]carbonyl]phenyl]methyl]-1-methyl-1H-indol-5-yl]carbamic Acid Cyclopentyl Ester-d3",2-[2-Methoxy-4-[[[(2-methylphenyl)sulfonyl]amino]carbonyl]phenyl]methyl] Zafirlukast-d3,"2-[2-Methoxy-4-[[[(2-methylphenyl)sulfonyl]amino]carbonyl]phenyl]methyl] Zafirlukast-d3 is the isotope labelled analog of 2-[2-Methoxy-4-[[[(2-methylphenyl)sulfonyl]amino]carbonyl]phenyl]methyl] Zafirlukast (M265710); an impurity of Zafirlukast (Z125000) which is a potent, selective and orally active cysteinyl leukotriene type 1 receptor antagonist. Also used as an antiasthmatic.", Stable Isotopes
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