申请人:Ajinomoto Company Incorporated
公开号:US04472381A1
公开(公告)日:1984-09-18
The present invention relates to an amino acid derivative represented by the formula ##STR1## wherein R.sub.1 and R.sub.2 represent hydroxyl, alkyloxy, aryloxy, arylkyloxy, alkyl, aryl, or aralkyl; R.sub.3, R.sub.5, R.sub.8 and R.sub.11 are hydrogen or alkyl; R.sub.4, R.sub.7 and R.sub.10 are hydrogen, or substituted or unsubstituted alkyl, aryl or aralkyl; R.sub.6 and R.sub.9 are hydrogen, alkyl, aryl, or aralkyl; R.sub.12 is hydroxyl, alkyloxy, aryloxy, aralkyloxy, amino, mono- or di-alkyl-, aryl- or aralkyl amino; and R.sub.6 and R.sub.7 combined together, and R.sub.9 and R.sub.10 combined together independently may form a substituted or unsubstituted alkylene bridge. The present invention also relates to a method of preparing said amino acid derivatives, and to anti-hypertensive drugs containing them.
本发明涉及一种由以下式表示的氨基酸衍生物##STR1##其中R.sub.1和R.sub.2代表羟基、烷氧基、芳基氧基、芳基烷氧基、烷基、芳基或芳基烷基;R.sub.3、R.sub.5、R.sub.8和R.sub.11为氢或烷基;R.sub.4、R.sub.7和R.sub.10为氢,或取代或未取代的烷基、芳基或芳基烷基;R.sub.6和R.sub.9为氢、烷基、芳基或芳基烷基;R.sub.12为羟基、烷氧基、芳基氧基、芳基烷氧基、氨基、单烷基或双烷基、芳基或芳基氨基;以及R.sub.6和R.sub.7结合在一起,R.sub.9和R.sub.10独立地结合在一起可能形成取代或未取代的烷基桥。本发明还涉及制备所述氨基酸衍生物的方法,以及含有它们的抗高血压药物。