Patent ID: 6846958

Claim:
A method of preparing a substituted benzimidate represented by Structural Formula (I): wherein: R 1 and R 2 are each independently —H, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted arylalkyl group; and R 3 is a substituted or unsubstituted alkyl group; comprising the steps of: a.) reacting a chlorinating agent and a disubstituted benzoic acid represented by Structural Formula (II): wherein R 1 and R 2 are as defined above, thereby forming a substituted benzoyl chloride represented by Structural Formula (III): b.) reacting the substituted benzoyl chloride with ammonia or a salt thereof, thereby forming a substituted benzamide represented by Structural Formula (IV): c.) reacting the substituted benzamide with a trialkyloxonium hexafluorophosphate of the formula (R 3 ) 3 OPF 6 , wherein R 3 is as represented above, thereby forming the substituted benzimidate represented by Structural Formula (I).