Product name:Zafirlukast
CAS: 107753-78-6
Molecular Formula: C31H33N3O6S
Molecular weight:575.6752
Appearance:white powder
Density: 1.32g/cm3
Melting point:139°C
Product description :Zafirlukast is an oral leukotriene receptor antagonist (LTRA) for the maintenance treatment of asthma, often used in conjunction with an inhaled steroid and/or long-acting bronchodilator.It is widely used for the prophylaxis and chronic treatment of asthma.