Journal ArticleDOI
Thunalbene, a stilbene derivative from the orchid Thunia alba
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Thunalbene, a new stilbene derivative, was isolated from the orchid Thunia alba which also afforded six known stilbenoids: batatasin-III, lusianthridin, 3,7-dihydroxy-2,4-dimethoxyphenanthrene, 3.5methoxystilbenoid and flavanthrin this paper.About:
This article is published in Phytochemistry.The article was published on 1998-12-20. It has received 50 citations till now.read more
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Book ChapterDOI
Nepal: A Global Hotspot for Medicinal Orchids
TL;DR: In this chapter, medicinal properties of a total of 130 species are discussed; several of these species have been tested for their chemical constituents, in vitro properties and in vivo clinical efficacy.
Isolation and structure elucidation of compounds with antitumor activity from Tamus communis and Xanthium italicum
TL;DR: In this article, the cytotoxic effects of the isolated compounds were tested on cervix adenocarcinoma (HeLa) cells, with the MTT assay.
Journal ArticleDOI
Phenolic Compounds from Thunia alba and Their Inhibitory Effects on Nitric Oxide Production
TL;DR: Wang et al. as discussed by the authors used column chromatography over silica gel eluted with petroleum ether-ethyl acetate gradient (9:1, 8:2, 7:3, 6:4, 1: 1, 0:1) and gave five fractions (Frs. 1−5).
Journal ArticleDOI
Chemical Profiling of Volatile Bioactives in Luisia tenuifolia Blume Successive Extracts by GC-MS Analysis.
TL;DR: In this article, the authors investigated and further characterized the volatile bioactives of different extracts of L. tenuifolia, after collection, were shade dried, pulverized and extracted successively with n-hexane, chloroform, ethyl acetate, and ethanol by Soxhlet percolation.
Journal ArticleDOI
Determination of phenanthrenes and stilbenoid in the ethyl acetate extract of Thunia alba (Lindl) by HPLC-DAD
TL;DR: In this article, the authors used column chromatography and SephadexLH-20 to determine the amount of phenanthrenes and stilbenoid in the ethyl acetate extract of Thunia alba (Lindl).
References
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Journal ArticleDOI
Isolation, structure, and synthesis of combretastatins A-1 and B-1, potent new inhibitors of microtubule assembly, derived from Combretum caffrum
TL;DR: The structural simplicity and ready synthesis of combretastatin A-1 and combretastsatin B-1 suggest that these new biosynthetic products will become useful in a variety of biological endeavors.
Journal ArticleDOI
Two substituted bibenzyls and a dihydrophenanthrene from Cymbidium Aloifolium
TL;DR: Three new substituted bibenzyls (1,2-diarylethanes) aloifol I and aloIFol II and a new substituted 9,10-dihydrophenanthrene, 6-O-methylcoelonin in addition to batatasin III, coel onin and gigantol have been isolated and characterized.
Journal ArticleDOI
Lusianthrin and lusianthridin, two stilbenoids from the orchid Lusia indivisa
P.L. Majumder,Saswati Lahiri +1 more
TL;DR: Lusianthrin and lusian-thridin, two new stilbenoids, were isolated from the orchid Lusia indivisa.
Journal ArticleDOI
Non-alkaloidal constituents of Virola elongata bark
W.Donald MacRae,G.H.Neil Towers +1 more
TL;DR: In this paper, eleven major non-polar constituents of the dried bark of Virola elongata were isolated and the structures of virolongin, dihydrosesartemin and β-dihydroyangambin were determined.
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