Patent ID: 11958817
Assignee: KING FAISAL UNIVERSITY
Field: Pharmaceuticals (Chemistry)
Classification: CPC C  A | IPC A  C

Claim 3:
4. A method of making the 4-chloro-N′-(2-(5-phenyl-1,3,4-oxadiazol-2-ylthio)acetoxy)benzimidamide compound of claim 1, the method comprising:
adding carbonyldiimidazole (CDI) to a mixture of 2-(5-phenyl-1,3,4-oxadiazol-2-ylthio)acetic acid in acetonitrile to obtain a first reaction mixture;
stirring the first reaction mixture;
adding 4-chloro-N′-hydroxybenzene-1-carboximidamide to the first reaction mixture to obtain a second reaction mixture;
stirring the second reaction mixture;
purifying a formed precipitate by filtering and recrystallization using acetonitrile; and
obtaining the 4-chloro-N′-(2-(5-phenyl-1,3,4-oxadiazol-2-A ylthio)acetoxy)benzimidamide compound.