Patent ID: 7361198

Claim:
A m-diaminobenzene compound of formula (I): wherein n is a number such that 0≦n≦3, HX stands for an organic or inorganic acid, and Ar denotes a naphthyl group, a methylenedioxyphenyl group, a substituted or unsubstituted or benzo-condensed five- or six-membered heteroaromatic group, or a benzo-aromatic group of formula (II) wherein R1 to R5, independently of each other, each denote a hydrogen atom, a halogen atom, a hydroxyl group, a nitrile group, a carboxamido group, an acetylamino group, a straight-chain or branched C 1 -C 12 -alkyl group, a straight-chain or branched C 1 -C 12 -alkoxy group, a straight-chain or branched C 1 -C 12 -alkylamino group, a straight-chain or branched di-(C 1 -C 6 )-alkylamino group, a phenyl group, a morpholino group, a pyrrolidino group, a piperidino group, a piperazino group, a C 2 -C 4 -hydroxyalkyl group, a C 2 -C 4 -hydroxyalkoxy group, a benzyloxy group, a trifluoromethyl group, or a methylsulfonyl group; and with the proviso that Ar is not an imidazolyl group.