Two new ceramides,(2S,3S,4R)-2-N-[(2 R)-2 -hydroxypentacosanoylamino]-nonacosane-1,3,4-triol(1) and(2S,3S,4R,8E)-2- N-[(2 R)-2 -hydroxytetracosanoylamino]-8-eicosylene-1,3,4-triol(2) have been isolated from the stems ...Two new ceramides,(2S,3S,4R)-2-N-[(2 R)-2 -hydroxypentacosanoylamino]-nonacosane-1,3,4-triol(1) and(2S,3S,4R,8E)-2- N-[(2 R)-2 -hydroxytetracosanoylamino]-8-eicosylene-1,3,4-triol(2) have been isolated from the stems of Piper betle L.collected from Baoshan city of Yunnan Province in China.Their structures were determined by spectroscopic and chemical methods.展开更多
基金supported by the Key Project of Chinese Ministry of Education(No.209116)
文摘Two new ceramides,(2S,3S,4R)-2-N-[(2 R)-2 -hydroxypentacosanoylamino]-nonacosane-1,3,4-triol(1) and(2S,3S,4R,8E)-2- N-[(2 R)-2 -hydroxytetracosanoylamino]-8-eicosylene-1,3,4-triol(2) have been isolated from the stems of Piper betle L.collected from Baoshan city of Yunnan Province in China.Their structures were determined by spectroscopic and chemical methods.