| abstract |
Abstract of the disclosure: p-hydroxy phenone derivatives of the formula I <IMAGE> I where X is <IMAGE> where R1=F, Cl, Br or trifluoromethyl or a heteroaryl of the structure <IMAGE> +TR <IMAGE> with R2=C1-C4-alkyl, Y is a bridging member of the formula -CH=CH-, -CH2CH2- or -CH2-, is one of the numbers 2, 3 or 4 and is an amino group of the formula -NR2R3 or N-pyrrolidyl or N-piperidyl, where R2 and R3 are, independently of one another, C1-C4-alkyl, as well as the physiologically tolerated salts thereof, are used for preparing antiarrhythmic drugs. |