申请人:Cassella Aktiengesellschaft
公开号:US05006540A1
公开(公告)日:1991-04-09
Substituted 3-aminosydnonimines of the formula I ##STR1## and their pharmacologically acceptable acid addition salts, wherein R.sup.1 denotes, for example, alkyl having 1 to 8 C atoms, R.sup.2 denotes hydrogen or the radical --COR.sup.3 and R.sup.3 denotes, for example, an aliphatic radical having 1 to 4 C atoms, are prepared, for example, by cyclization of a compound of the formula II ##STR2## and if appropriate subsequent acylation and have useful pharmacological properties.
本发明涉及公式I的3-氨基吡嗪酮类化合物及其药学上可接受的酸盐,其中R.sup.1代表例如1到8个碳原子的烷基,R.sup.2代表氢或基团--COR.sup.3,R.sup.3代表例如1到4个碳原子的脂肪基,例如通过公式II化合物的环化制备,如果需要则随后进行酰化反应,具有有用的药理学特性。