Journal ArticleDOI
Three stilbenoids from the orchid Agrostophyllum callosum
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TLDR
Callosumin, callosuminin and callosumidin, three new stibenoids, were isolated from the orchid Agrostophyllum Callosum.About:
This article is published in Phytochemistry.The article was published on 1996-06-01. It has received 44 citations till now.read more
Citations
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Journal ArticleDOI
Natural phenanthrenes and their biological activity.
TL;DR: The present study furnishes an overview of the hydroxy or/and methoxy-substituted 9,10-dihydro/phenanthrene, methylated, prenylated and other monomeric derivatives, dimeric and trimeric phenanthrenes and their biological activities.
Journal ArticleDOI
Medicinal orchids and their uses: Tissue culture a potential alternative for conservation
TL;DR: Plant tissue culture could be one of the most suitable alternative tools to minimize the pressure on natural population of medicinal orchids and their sustainable utilization.
Journal ArticleDOI
Palladium catalyzed co-trimerization of benzyne with alkynes. A facile method for the synthesis of phenanthrene derivatives
TL;DR: In this article, a facile method for the synthesis of phenanthrene derivatives by the palladium catalyzed co-trimerization of benzyne with alkynes is described.
Book ChapterDOI
Biaryls in nature: a multi-facetted class of stereochemically, biosynthetically, and pharmacologically intriguing secondary metabolites.
Book ChapterDOI
Stilbenoids: Chemistry and bioactivities
TL;DR: Stilbenoids are formed by a particular branch of the flavonoid biosynthetic pathway and are of special interest to natural product researchers for their roles in plant resistance to fungal pathogens and their biological effects as discussed by the authors.
References
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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
Antifungal phenanthrenes in yam tubers
TL;DR: An extract from the peel of yams showed anti-fungal activity towards both Cladosporium cladoporioides and a variety of ya.
Journal ArticleDOI
Structure of flavanthrin, the first dimeric 9,10-dihydrophenanthrene derivative from the orchid eria flava
Pralay Majumder,Subhra Banerjee +1 more
TL;DR: Flavanthrin, the first dimeric 9,10-dihydrophenanthrene derivative, was isolated from the orchid Eria flava which also yielded the previously reported 9, 10-dibhrenanthrene coelonin this paper.
Journal ArticleDOI
Cumulatin and tristin, two bibenzyl derivatives from the orchids Dendrobium cumulatum and Bulbophyllum triste
P. L. Majumder,Shubhadeep Pal +1 more
TL;DR: Cumulatin and tristin, two new bibenzyl derivatives, were isolated from the orchids Dendrobium cumulatum and Bulbophyllum triste, respectively.
Journal ArticleDOI
Stilbenoids from the orchids Agrostophyllum callosum and Coelogyne flaccida
TL;DR: Callosin and callosinin, two new stilbenoids, were isolated from the orchid Agrostophyllum callosum, which also afforded, 4-hydroxy-3,5-dimethoxybenzoic acid, orchinol, 6-methoxycoelonin, imbricatin, flaccidin, oxoflaccidIN, iso-oxof-laccidsin, flocidinin and agrostophllin this paper.