Oxazolidinedione and Thiazolidinedione derivatves, their preparation and their use
申请人:Sankyo Company Limited
公开号:EP1022274A1
公开(公告)日:2000-07-26
A compound of formula (XIV):
wherein:
each of Y and Y' independently represents an oxygen atom or a sulfur atom;
R represents a hydrogen atom, an alkyl group, an alkoxy group, a halogen atom. a hydroxy group, a nitro group, an aralkyl group, or a group of
formula -NRaRb,
wherein Ra and Rb are the same or different and each represents a hydrogen atom, an alkyl group, an aralkyl group, an aryl group, an aliphatic carboxylic acyl group, an aliphatic carboxylic acyl group which is substituted by an aryl group, or an aromatic carboxylic acyl group,
m is an integer of from 1 to 5;
Q represents a lower alkoxycarbonyl group, a formyl group, a protected formyl group or a carboxyl group; and
salts thereof.
The compound of formula (XIV) is of use as an intermediate in the synthesis of heterocyclic compounds having hypoglycemic and anti-diabetic activities.
式(XIV)化合物:
其中
Y 和 Y'各自独立地代表氧原子或硫原子;
R 代表氢原子、烷基、烷氧基、卤素原子、羟基、硝基、芳烷基或式 -NRaRb 的基团。
式-NRaRb、
其中 Ra 和 Rb 相同或不同,各自代表氢原子、烷基、芳烷基、芳基、脂肪族羧酰基、被芳基取代的脂肪族羧酰基或芳香族羧酰基、
m 是 1 至 5 的整数;
Q 代表低级烷氧基羰基、甲酰基、受保护甲酰基或羧基;以及
其盐类。
式(XIV)化合物可用作合成具有降血糖和抗糖尿病活性的杂环化合物的中间体。