Product name: Zafirlukast
Other name: cyclopentyl n-(3-{(2-methoxy-4-((2-methylphenyl) sulfonylcarbamoyl)phenyl)methyl}-1-methyl-indol-5-yl)carbamate; cyclopentyl (3-((2-methoxy-4-((2-methylphenyl)sulfonylcarbamoyl)phenyl)methyl)-1-methyl-indol-5-yl)aminoformate CAS number: 107753-78-6 Molecular structure: Molecular formula: C31H33N3O6S Molecular weight:575.68