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   Bosentan
   Product name   Bosentan
   CAS No.   147536-97-8
   Molecular Structure   
   Uasage   
Molecular Formula: C27H29N5O6
Synonyms: Actelion; Ro 47-0203; Ro 47-0203/039; Tracleer; p-tert-Butyl-N-[6-(2-hydroxyethoxy)-5-(o-methoxyphenoxy)-2-(2-pyrimidinyl)-4-pyrimidinyl]benzenesulfonamide; Benzenesulfonamide,4-(1,1-dimethylethyl)-N-[6-(2-hydroxyethoxy)-5-(2-methoxyphenoxy)[2,2'-bipyrimidin]-4-yl]-; 
Appearance: Pale Yellow to Off-White Solid 
Molecular Weight: 551.61 
Density: 1.326 g/cm3 
Boiling Point: 742.3 ºC at 760 mmHg 
Melting Point: 195 ºC 
Flash Point: 402.8 ºC 
Refractive index: 1.607 
Usage: A mixed endothelin receptor antagonist. Used as a vasodilator 


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