3β-(3,4-Dihydroxycinnamoyl)-erythrodiol and 3β-(4-hydroxycinnamoyl)-erythrodiol from Larrea tridentata
作者:Xue Hui-Zheng、Lu Zhi-Zhen、Konno Chohachi、D.Doel Soejarto、Geoffrey A. Cordell、Harry H.S. Fong、Wendy Hodgson
DOI:10.1016/0031-9422(88)80621-6
日期:——
Abstract From the stems of Larreatridentata two new triterpenoids have been obtained, whose stereostructures have been elucidated on the basis of chemical and physical evidence.
摘要 从三齿虎耳草的茎中获得了两种新的三萜化合物,其立体结构已在化学和物理证据的基础上得到阐明。
Pradhan, Bhim Prasad; Chakrabarti, Dilip Kumar; Chakraborty, Satyajit, Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1984, vol. 23, # 11, p. 1115 - 1116
ORD and CD studies on the structure of carbonyl derivatives of pentacyclic triterpenes
作者:J. Śliwowski、Z. Kasprzyk
DOI:10.1016/0040-4020(72)80159-5
日期:1972.1
A series of mono- and di-carbonyl derivatives of pentacyclic triterpenic alcohols have been investigated by ORD and CD methods. The effect on ORD and CD spectra of backbone type, position of double bond, position of carbonyl groups and position of additional acetoxyl groups was determined.