Patent ID: 11970460
Assignee: KING FAISAL UNIVERSITY
Field: Pharmaceuticals (Chemistry)
Classification: CPC C  A  Y | IPC A  C

Claim 9:
10. A method of making the 4-(4,5-bis(4-bromophenyl)-2-phenyl-1H-imidazol-1-yl)benzoic acid compound of claim 1, the method comprising:
adding 1,2-bis(4-bromophenyl)ethane-1,2-dione, benzaldehyde, 4-aminobenzoic acid, and ammonium acetate to a pyridinium ionic liquid to obtain a reaction mixture;
exposing the reaction mixture to ultrasonic irradiation until reaction completion to obtain a formed precipitate;
purifying the formed precipitate by recrystallization using ethanol; and
obtaining the 4-(4,5-bis(4-bromophenyl)-2-phenyl-1H-imidazol-1-yl)benzoic acid compound.