申请人:Merck Patent Gelsellschaft mit Beschrankter Haftung
公开号:US05849796A1
公开(公告)日:1998-12-15
Ortho-substituted benzoic acid derivatives of the formula I ##STR1## in which R.sup.1, R.sup.2 and R.sup.3 have the given meanings, and Q is guanidyl, and also their physiologically harmless salts, exhibit antiarrhythmic properties and act as inhibitors of the cellular Na.sup.+ /H.sup.+ antiporter. In addition, the compounds of the formula I, in which R.sup.1 to R.sup.3 and also Q have the given meanings, are suitable for use as valuable intermediates for the preparation of medicaments, in particular of inhibitors of the cellular Na.sup.+ /H.sup.+ antiporter.
公式I的邻位取代苯甲酸衍生物##STR1##,其中R.sup.1、R.sup.2和R.sup.3具有给定的含义,Q为胍基,以及它们的生理上无害的盐,表现出抗心律失常性能,并作为细胞Na.sup.+ /H.sup.+抗转运体的抑制剂。此外,公式I中的化合物,其中R.sup.1至R.sup.3和Q也具有给定的含义,适用于用作制备药物的有价值中间体,特别是细胞Na.sup.+ /H.sup.+抗转运体的抑制剂。