Novel 2-pyridylethylbenzamide derivative

General formula (I) as the compound, p is equal to 1,2,3 or 4,the compound or equal to 1,2,3,4 or 5,The substituent groups ACCORDING is selected from hydrogen, alkyl group or a halogenated alkyl, at least r1 is a haloalkyl; The substituent group AND is selected from hydrogen, alkyl, the olefin base, the alkynyl, haloalkyl, wherein the alkyl, amino, a polyimide, alkyl group, dialkyl centigrade, acyl, cyano, ester, hydroxyl, amino alkyl, benzyl, halogenated alkoxy, the halogenated acyl, a halogenated alkyl, alkoxy, wherein r is the group, nitro, alkyl of acyl, wherein the acyl or which the n-acyl; [2] Pyridine) oxide,4- {2 [3 To 5 4- (trifluoromethyl) - 2] oxadiazoyl 3-ethyl} - 2,6 of dimethylformamide of the exception. The general formula (I) of the compound the method. A general formula (I) as compound the method of composition. Treatment device for pathogenic disease method.