摘要 |
Disubstituted piperazines Piperazines of the formula (I) and their salts, in which each of Ar1 and Ar2, independently of the other, represents phenyl that is unsubstituted or mono- or di-substituted by C1-C7-alkyl, C1-C7-alkoxy, cyano, halogen, trifluoromethyl, amino, C1-C7- alkylamino, di-C1-C7-alkylamino and/or by C1-C7-alkanoylamino, can be used as the active ingredients of medicaments and are manufactured in a manner known per se. |