申请人:Kirin Beer Kabushiki Kaisha
公开号:US05508293A1
公开(公告)日:1996-04-16
Disclosed are pyridinecarboximidamides having a vasodilating effect (hypotensive activity or antianginal activity), and acid adduct salts thereof. ##STR1## wherein when R.sup.1 represents an alkyl, hydroxyalkyl, carboxyl, amino, acylamino, alkylamino, dialkylamino, aralkylamino, alkylsulfonamide, bisalkylsulfonylamino or hydroxyl group, R.sup.2 represents a hydrogen atom and R.sup.3 represents a nitroxyl, 2-chlorophenyl or phenyl group; and when R.sup.1 represents a hydrogen atom, R.sup.2 represents an alkyl, hydroxyalkyl, carboxyl, amino, acylamino, alkylamino, dialkylamino, aralkylamino, alkylsulfonamide, bisalkylsulfonylamino or hydroxyl group and R.sup.3 represents a nitroxyl, 2-chlorophenyl or phenyl group. There is also disclosed the use of the compounds represented by the formula (I) for antihypertensive or antianginal purpose.
本发明涉及一种具有扩血管作用(降压活性或抗心绞痛活性)的吡啶羧酰胺及其酸加合物盐。其中,当R1代表烷基、羟基烷基、羧基、氨基、酰胺基、烷基氨基、二烷基氨基、芳基烷基氨基、烷基磺酰胺、双烷基磺酰胺基或羟基时,R2代表氢原子,R3代表亚硝基、2-氯苯基或苯基;当R1代表氢原子时,R2代表烷基、羟基烷基、羧基、氨基、酰胺基、烷基氨基、二烷基氨基、芳基烷基氨基、烷基磺酰胺、双烷基磺酰胺基或羟基,R3代表亚硝基、2-氯苯基或苯基。本发明还公开了用式(I)所表示的化合物用于抗高血压或抗心绞痛的用途。