Patent ID: 7329757

Claim:
A chloroazinium compound of formula (VII) in which R 2 represents nitro, cyano, SF 5 , halogen, or in each case optionally substituted alkyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl, or alkylsulphonyloxy having in each case 1 to 5 carbon atoms, R 3 represents hydrogen or halogen, or R 3 and R 2 together represent optionally substituted alkylenedioxy having 1 to 3 carbon atoms, R 4 represents hydrogen, cyano, carboxyl, carbamoyl, halogen, or optionally substituted alkyl having 1 to 5 carbon atoms, Z 1 represents N or C—R 4 , Z 2 represents N or C—R 4 , Z 3 represents N or C—R 4 , with the proviso that Z 2 and Z 3 cannot both be C—R 4 when Z 1 is N, and Y represents Cl, PCl 4 , POCl 4 , or PCl 6 .