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.
本发明涉及一种化合物,其化学式为:##STR1## 其中,Ar代表可选取代的芳香基团;Q代表二价的脂肪族碳氢基团;R.sub.1代表氢、氰基、可选取代的碳氢基团、式子:##STR2## 其中,R.sup.3和R.sub.4独立地代表氢、酰基或可选取代的碳氢基团,或R.sup.3和R.sup.4联合形成一个环,或酰基;R.sup.2代表酰基;.........代表单键或双键;m代表1或2或其盐,以及其制备方法和抗神经退行性组合物。