申请人:Takeda Chemical Industries, Ltd.
公开号:US05804601A1
公开(公告)日:1998-09-08
The present invention relates to a compound of the formula: ##STR1## wherein Ar represents an optionally substituted aromatic group; Q represents a divalent aliphatic hydrocarbon group; R.sub.1 represents hydrogen, cyano, an optionally substituted hydrocarbon group, a group of the formula: ##STR2## wherein R.sup.3 and R.sub.4 independently represent hydrogen, acyl or an optionally substituted hydrocarbon group, or R.sup.3 and R.sup.4 jointly form a ring, or acyl; R.sup.2 represents acyl; ......... represents a single bond or a double bond; m represents 1 or 2 or a salt, a process of producing thereof and an anti-neurodegenerative composition.
本发明涉及一种具有以下结构的化合物:##STR1## 其中Ar代表一个可选择取代的芳香基团;Q代表一个二价的脂肪烃基团;R.sub.1代表氢、氰基、一个可选择取代的碳氢基团、一个具有以下结构的基团:##STR2## 其中R.sup.3和R.sub.4独立地代表氢、酰基或一个可选择取代的碳氢基团,或者R.sup.3和R.sup.4共同形成一个环,或者酰基;R.sup.2代表酰基;.........代表一个单键或双键;m代表1或2或其盐,以及制备该化合物的方法和一种抗神经退行性组合物。