Patent ID: 8729118

Claim:
A dithiine derivative of formula (I-b) in which X 1 is S or NR 7 , X 2 is S, NR 7a or phenyl-1,2-diyl, R 7 is C 1 -C 8 -alkylthio, C 1 -C 8 -haloalkylthio, C 1 -C 4 -alkylamino, di(C 1 -C 4 -alkyl)amino or phenylsulphonylamino, or is aryl or aryl-(C 1 -C 4 -alkyl) substituted three times by identical or different halogen, C 1 -C 4 -alkyl, C 1 -C 4 -haloalkyl, C 1 -C 4 -alkoxy, C 1 -C 4 -haloalkoxy, C 1 -C 8 -alkylthio or C 1 -C 8 -haloalkylthio substituents, and R 7a is hydrogen, C 1 -C 8 -alkylthio, C 1 -C 8 -haloalkylthio, C 1 -C 4 -alkylamino, di(C 1 -C 4 -alkyl)amino or phenylsulphonylamino, or is aryl or aryl-(C 1 -C 4 -alkyl) substituted three times by identical or different halogen, C 1 -C 4 -alkyl, C 1 -C 4 -haloalkyl, C 1 -C 4 -alkoxy, C 1 -C 4 -haloalkoxy, C 1 -C 8 -alkylthio or C 1 -C 8 -haloalkylthio substituents.