Patent ID: 8338490

Claim:
A process for deterring vermin from warm-blooded animals other than human, said process comprising: applying topically, together with a spreading additive, to the skin, the pelt or the plumage of a warm-blooded animal other than human in need of defense against vermin, a compound of formula I or their acid addition salts, wherein R1 is hydrogen, halogen, NH 2 , OH, C 1 -C 3 -alkyl or C 1 -C 3 -alkoxy; m is 1, 2 or 3; R2 is hydrogen, halogen, unsubstituted or substituted benzyl, —C(O)—R8, C 1 -C 20 -alkyl, C 2 -C 20 -alkenylalkyl, C 3 -C 6 -cycloalkyl, C 1 -C 20 -alkoxyalkyl, C 1 -C 20 -hydroxyalkyl, C 1 -C 20 -alkoxy, unsubstituted or substituted aryl R3 is R4 is hydrogen, C 1 -C 20 -alkyl, benzyl, or —C(O)—R8; n is 0 or 1; R5, R6 and R7 are each independently of each other hydrogen, halogen, unsubstituted or substituted benzyl, —C(O)—R8, C 1 -C 20 -alkyl, halo-C 1 -C 20 -alkyl, C 2 -C 20 -alkenylalkyl, C 3 -C 6 -cycloalkyl, C 1 -C 20 -alkoxyalkyl, C 1 -C 20 -hydroxyalkyl, C 1 -C 20 -alkoxy, unsubstituted or substituted aryl; and R8 is C 1 -C 20 -alkyl, C 1 -C 20 -alkoxy, unsubstituted or substituted aryl, unsubstituted or substituted aryloxy, or benzyl.