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专利名称：Substituted (3-loweralkylamino-2-R.sub.1 O-propoxy)pyridines, their preparation and use
发明人：John J. Baldwin申请号：US05/872961申请日：19780127公开号：US04152437A公开日：19790501
摘要：Novel cyano substituted (3-loweralkylamino-2-R.sub.1 O-propoxy) pyridines,their pharmaceutically acceptable salts and their preparation are disclosed. The pyridinesare vasodilators having antihypertensive activity of rapid onset and extended durationand reduced tendency to cause undesirable tachychardia; they are also &bgr;-adrenergicblocking agents.
申请人：MERCK & CO INC
代理人：Daniel T. Szura
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