Novel carboximidamide derivatives represented by the following formula (A) and acid adduct salts thereof are disclosed:
wherein all the substituents have the same meanings as defined above.
N-cyano-pyridinecarboximidate compounds represented by the following formula (II) whiich are the intermediates for preparing of N-cyano-N′-substituted-pyridinecarboximidamide derivatives wherein the substituent B in the above described formula (A) is pyridine are also disclosed:
wherein all the substituents have the same meanings as defined above.
The process for preparing the compounds, the pharmaceutical agents comprising the compound having vasodilating effect, and the therapeutic method of dosing the compound on patients for therapy are also disclosed.
本发明公开了由下式(A)代表的新型羧亚酰胺衍
生物及其酸加成盐:
其中所有取代基的含义与上述定义相同。
还公开了下式(II)代表的 N-
氰基吡啶甲脒化合物,它们是制备 N-
氰基-N′-取代的
吡啶甲脒衍
生物的中间体,其中上述式(A)中的取代基 B 为
吡啶:
其中所有取代基的含义与上述定义相同。
本发明还公开了制备上述化合物的工艺、包含具有血管扩张作用的化合物的药物制剂以及将该化合物用于患者治疗的治疗方法。