来自七叶原朴树脂的三萜类化合物。
Triterpenes from the resin of Protium heptaphyllum.
作者信息
Susunaga G S, Siani A C, Pizzolatti M G, Yunes R A, Delle Monache F
机构信息
Laboratório de Química de Produtos Naturais e Farmacologia Aplicada, Far-Manguinhos, FIOCRUZ, Rio de Janeiro, Brazil.
出版信息
Fitoterapia. 2001 Aug;72(6):709-11. doi: 10.1016/s0367-326x(01)00289-1.
From the neutral fraction of the resin of Protium heptaphyllum, a mixture of alpha- and beta-amyrin, a mixture of maniladiol and brein have been isolated as main components, and the novel 3 beta,24-dihydroxy-urs-12-ene (1), 3-oxo-20S-hydroxytaraxastane (2) and 3 beta,20S-dihydroxytaraxastane (3) as minor components. NMR data of the last three compounds are provided.
从七叶南美香椿树脂的中性馏分中，已分离出α-和β-香树脂醇的混合物、马尼拉二醇和布瑞因的混合物作为主要成分，以及新型的3β,24-二羟基乌苏-12-烯（1）、3-氧代-20S-羟基蒲公英甾烷（2）和3β,20S-二羟基蒲公英甾烷（3）作为次要成分。提供了后三种化合物的核磁共振数据。
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