申请人:Brigham & Women's Hospital
公开号:US05002964A1
公开(公告)日:1991-03-26
The invention relates to novel nitroso compounds having the formula: ##STR1## wherein, R is hydroxy, NH.sub.2, NHR.sup.4, NR.sup.4 R.sup.5 or C.sub.1 -C.sub.7 alkoxy, wherein R.sup.4 and R.sup.5 are C.sub.1 -C.sub.4 alkyl, aryl, or C.sub.1 -C.sub.4 alkyl substituted by aryl; R.sup.1 is hydrogen, C.sub.1 -C.sub.7 alkyl or C.sub.1 -C.sub.7 alkyl substituted by phenyl, amino, guanidino, NHR.sup.6 or NR.sup.6 R.sup.7, wherein R.sup.6 and R.sup.7 are methyl, or C.sub.1 -C.sub.4 acyl; R.sup.3 is hydrogen, C.sub.1 -C.sub.7 alkyl or C.sub.1 -C.sub.7 alkyl substituted by phenyl; n is 0 to 2; A is hydrogen, lower C.sub.1 -C.sub.7 alkyl, lower C.sub.2 -C.sub.7 alkylene, lower C.sub.2 -C.sub.7 alkylene substituted by hydroxy, C.sub.1 -C.sub.4 alkyl, aryl, or a C.sub.4 -C.sub.7 ring which may be fused to a benzene ring; B is hyrogen, lower C.sub.1 -C.sub.7 alkyl, phenyl, lower C.sub.1 -C.sub.7 substituted by phenyl, hydroxy, guanidino, amino, imidazoyl, indolyl, mercapto, mercapto substituted by lower C.sub.1 -C.sub.4 alkyl, carbamoyl, or carboxyl, or lower C.sub.2 -C.sub.7 alkylene. The invention also relates to compounds having the following formula: ##STR2## wherein R, R.sup.1, R.sup.3 and n are as defined above; R.sup.2 is hydrogen, hydroxy, C.sub.1 -C.sub.4 alkoxy, aryloxy or C.sub.1 -C.sub.7 alkyl; and m is 1 to 3. The invention also relates to pharmaceutical compositions comprising the nitrosothiol compounds of the invention together with a pharmaceutically acceptable carrier. The invention also relates to methods for treating acute myocardial infarction, left ventricular dysfunction without overt heat failure, hypertension, pulmonary hypertension, congestive heart failure, angina pectoris, vascular thrombosis, Raynauds syndrome, Scleroderma, toxemia of pregnancy, acute renal failure, diabetic nephropathy, and renal artery stenosis, and to methods of inhibiting ACE and effecting vasodilation comprising administering the nitrosothiol compounds of the invention to an animal.
本发明涉及具有以下式的新型亚硝基化合物:##STR1## 其中,R为羟基、NH.sub.2、NHR.sup.4、NR.sup.4 R.sup.5或C.sub.1-C.sub.7烷氧基,其中R.sup.4和R.sup.5为C.sub.1-C.sub.4烷基、芳基或C.sub.1-C.sub.4烷基取代的芳基;R.sup.1为氢、C.sub.1-C.sub.7烷基或C.sub.1-C.sub.7烷基取代的苯基、氨基、鸟氨酸基、NHR.sup.6或NR.sup.6 R.sup.7,其中R.sup.6和R.sup.7为甲基或C.sub.1-C.sub.4酰基;R.sup.3为氢、C.sub.1-C.sub.7烷基或C.sub.1-C.sub.7烷基取代的苯基;n为0至2;A为氢、低C.sub.1-C.sub.7烷基、低C.sub.2-C.sub.7烷基、低C.sub.2-C.sub.7烷基取代的羟基、C.sub.1-C.sub.4烷基、芳基或可与苯环融合的C.sub.4-C.sub.7环;B为氢、低C.sub.1-C.sub.7烷基、苯基、低C.sub.1-C.sub.7取代苯基、羟基、鸟氨酸基、氨基、咪唑基、吲哚基、巯基、低C.sub.1-C.sub.4烷基取代的巯基、氨基甲酰基或羧基,或低C.sub.2-C.sub.7烷基。本发明还涉及具有以下式的化合物:##STR2## 其中,R、R.sup.1、R.sup.3和n如上所定义;R.sup.2为氢、羟基、C.sub.1-C.sub.4烷氧基、芳氧基或C.sub.1-C.sub.7烷基;m为1至3。本发明还涉及包含本发明的亚硝基硫醇化合物和药学上可接受的载体的制药组合物。本发明还涉及治疗急性心肌梗死、左心室功能障碍、高血压、肺动脉高压、充血性心力衰竭、心绞痛、血管血栓形成、雷诺综合症、硬皮病、妊娠中毒症、急性肾衰竭、糖尿病肾病和肾动脉狭窄的方法,以及通过向动物投与本发明的亚硝基硫醇化合物来抑制ACE和影响血管扩张的方法。