发明授权
US5079244A Substituted 3-aminosydnone imines, pharmaceutical compositions containing same, and process for administering same 失效
取代的3-氨基腺苷,含有它们的药物组合物及其施用方法

Substituted 3-aminosydnone imines, pharmaceutical compositions
containing same, and process for administering same
摘要:
Substituted 3-aminosydnone imines of the general formula I ##STR1## and their pharmacologically acceptable acid addition salts, in which A denotes an alkylene chain;X denotes one of the groups --O-- or --S--;R.sup.1 denotes e.g. hydrogen;R.sup.2 denotes e.g. an alkyl group,are prepared by cyclization of a compound of the formula II ##STR2## and, if appropriate, subsequent acylation, and have useful pharmacological properties.
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