Patent ID: 11970462
Assignee: KING FAISAL UNIVERSITY
Field: Pharmaceuticals (Chemistry)
Classification: CPC C  A  Y | IPC A  C

Claim 9:
10. A method of making the ethyl 3-[4,4-bis(4-chlorophenyl)-2,5-dioxoimidazolidin-1-yl]propanoate compound of claim 1, the method comprising:
adding 5,5-bis(4-chlorophenyl)imidazolidine-2,4-dione, ethyl 3-bromopropionate, and anhydrous potassium carbonate to DMF to obtain a reaction mixture;
stirring the reaction mixture;
diluting the reaction mixture to form a precipitate;
filtering, washing, and drying the formed precipitate;
recrystallizing a solid from ethanol; and
obtaining the ethyl 3-[4,4-bis(4-chlorophenyl)-2,5-dioxoimidazolidin-1-yl]propanoate compound.