Mucronulatol, mucroquinone and mucronucarpan, isoflavonoids from Machaerium mucronulatum and M. villosum
作者:Kazu Kurosawa、W.David Ollis、Ian O. Sutherland、Otto R. Gottlieb、Alaide B. de Oliveira
DOI:10.1016/s0031-9422(00)94598-9
日期:1978.1
Abstract Additionally to the cinnamylphenols described in a previous paper, wood samples of Machaerium mucronulatum and M. villosum contain isoflavones, besides (−)-duartin, (−)- and (±)-mucronulatol [(3 S )- and rac-7,3′-dihydroxy-2′,4′-dimethoxyisoflavan], (−)-mucroquinone [(3 S )-2-methoxy-5-(7-hydroxy-8-methoxychroman-3-yl)-1,4-benzoquinone] and (+)-mucronucarpan [(6a S ,11a S )-2,10-dihydroxy-3
摘要 除了前一篇论文中描述的肉桂基酚之外,Machaerium mucronulatum 和 M. villosum 的木材样品还含有异黄酮,除了 (-)-duartin、(-)- 和 (±)-mucronulatol [(3 S )- 和 rac-7 ,3'-二羟基-2',4'-二甲氧基异黄烷], (-)-mucroquinone [(3 S )-2-甲氧基-5-(7-羟基-8-甲氧基色满-3-基)-1,4-苯醌] 和 (+)-mucronucarpan [(6a S ,11a S )-2,10-dihydroxy-3,9-dimethoxypterocarpan]。通过光谱和降解推导并通过合成证实了mucronulatol、mucroquinone和mucronucarpan的组成。