申请人:Chinoin Gyogyszer Es Vegyeszeti Termekek Gyara Rt.
公开号:US04840949A1
公开(公告)日:1989-06-20
The invention relates to new oxidiazole-alkyl-purine-derivatives of the Formula I ##STR1## and pharmaceutically acceptable salts thereof wherein A stands for C.sub.1-4 alkylene and R.sup.1 represents C.sub.1-6 alkyl, hydroxyalkyl, halogenoalkyl, carboxyalkyl, C.sub.5-6 cycloalkyl or aminoalkyl of the Formula --(CH.sub.2).sub.n --NR.sup.2 R.sup.3 in which group n is an integer 1-3; R.sup.2 and R.sup.3 each stand for hydrogen or C.sub.1-4 alkyl or together with the adjacent nitrogen atom they are attached to form a 5- or 6-membered nitrogen containing heterocyclic ring which may optionally comprise a further nitrogen atom or an oxygen atom as heteroatom; or R.sup.1 stands for phenyl, hydroxyphenyl, carboxyphenyl, benzyl or dimethoxybenzyl The compounds of the Formula I can be prepared by methods known per se and can be used in therapy as antitussive agents.
该发明涉及公式I的新氧代唑烷基嘌呤衍生物及其药学上可接受的盐,其中A代表C.sub.1-4烷基,R.sup.1代表C.sub.1-6烷基,羟基烷基,卤代烷基,羧基烷基,C.sub.5-6环烷基或公式--(CH.sub.2).sub.n --NR.sup.2 R.sup.3中的氨基烷基,其中n为1-3的整数;R.sup.2和R.sup.3分别代表氢或C.sub.1-4烷基,或者与相邻的氮原子结合形成一个含氮的5-或6元杂环,该环可能还包含一个进一步的氮原子或氧原子作为杂原子;或者R.sup.1代表苯基,羟基苯基,羧基苯基,苄基或二甲氧基苄基。公式I的化合物可以通过已知的方法制备,并可用于治疗作为止咳剂。