Clemizole is an H1 histamine receptor antagonist, is found to substantially inhibit HCV replication. The IC50 of Clemizole for RNA binding by NS4B is 24±1 nM, whereas its EC50 for viral replication is 8 µM.
Boiling Point: 506.1ºC at 760mmHg
Flash Point: 259.9ºC
Refractive Index: 1.655
Vapor Pressure: 2.29E-10mmHg at 25°C