发明申请
US20050085644A1 Novel 3-aryl-2,5-dihydroxy-1,4-benzoquinone derivatives, their preparation method and pharmaceutical compositions containing same 审中-公开
新型3-芳基-2,5-二羟基-1,4-苯醌衍生物及其制备方法和含有它们的药物组合物

Novel 3-aryl-2,5-dihydroxy-1,4-benzoquinone derivatives, their preparation method and pharmaceutical compositions containing same
摘要:
Compound of formula (I): wherein: R1 and R2, which may be identical or different, each represents hydrogen, acyl or alkyl, Ar represents aryl or heteroaryl, A represents a group selected from: R4 represents hydrogen or alkyl, R5 represents hydrogen, alkyl, aryl or heteroaryl, R3 represents aryl, heteroaryl, dicyclopropylmethyl or benzhydryl, or A-R3 represents an optionally substituted naphthyl group, with the exclusion of 2,5-dihydroxy-3-(4-methoxyphenyl)-6-(2-phenylethenyl)-1,4-benzoquinone, 2,5-dihydroxy-3-(4-methoxyphenyl)-6-(2-naphthyl)-1,4-benzoquinone and 2,5-dihydroxy-3-(2-naphthyl)-6-phenyl-1,4-benzoquinone. Medicinal products containing the same which are useful in the treatment of diseases associated with a deregulation of glycaemia.
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