BIS-(-4-AMINO-1-PYRIDINIUM)ALKANE, OR A,A'-BIS-(4-AMINO-1-PYRIDINIUM)XYLENE DERIVATIVES,THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS COMPRISING THEM

摘要

The compounds of formulae I and II in which the symbols have the meaning given in Claim 1 are prepared by reaction of 2 mole parts of a compound IMAGE or, respectively, IMAGE, with one mole part of a compound Z-Y-Z or, respectively, IMAGE, Z being an atom or radical which splits in the form of an anion which is then the anion A. The latter can be exchanged by metathesis against other anions A. The compounds thus prepared have antibacterial, fungicidal and viricidal properties and can be used, for example, in medicine, as disinfectants and as antimicrobial agents. IMAGE