Triterpenes and sterols from Hoya diversifolia blume

Chemical investigation of the dichloromethane extracts of Hoya diversifolia Blume led to the isolation of β-amyrin cinnamate (1), squalene (2), β-sitosterol (3), a mixture of β-amyrin (4a), α-amyrin (4b) and lupeol (4c) in a 4:2:1 ratio and saturated hydrocarbons from the leaves; and 2, taraxerol (5...

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Bibliographic Details
Main Authors: Panajon, Nelson M., Aurigue, Fernando B., Shen, Chien Chang, Ragasa, Consolacion Y.
Format: text
Published: Animo Repository 2016
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Online Access:https://animorepository.dlsu.edu.ph/faculty_research/1812
https://animorepository.dlsu.edu.ph/context/faculty_research/article/2811/type/native/viewcontent
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Institution: De La Salle University
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Summary:Chemical investigation of the dichloromethane extracts of Hoya diversifolia Blume led to the isolation of β-amyrin cinnamate (1), squalene (2), β-sitosterol (3), a mixture of β-amyrin (4a), α-amyrin (4b) and lupeol (4c) in a 4:2:1 ratio and saturated hydrocarbons from the leaves; and 2, taraxerol (5), lupeol cinnamate (6), and a mixture of 3 and stigmasterol (7) in a 2:1 ratio from the stems. The structures of 1-7 were identified by comparison of their NMR data with those reported in the literature. © 2016 Nelson M. Panajon et al.