Journal ArticleDOI
Two stilbenoids from the orchid Cirrhopetalum andersonii
P.L. Majumder,Mausumi Basak +1 more
TLDR
Cirhopetalanthridin and cirrhopetalidinin, two new stilbenoids isolated from the orchid Cirrus andersonii, were shown to be 4,7-dihydroxy-2,3-methylenedioxy-9,10-dhydrophenanthrene and 3,2′-Dihydrox-5′methoxy-4,5-methylenioxy bibenzyl, respectively, from spectral and chemical evidence as mentioned in this paper.About:
This article is published in Phytochemistry.The article was published on 1991-01-01. It has received 25 citations till now. The article focuses on the topics: Bibenzyl.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.
Book ChapterDOI
Biaryls in nature: a multi-facetted class of stereochemically, biosynthetically, and pharmacologically intriguing secondary metabolites.
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
Bioactive Secondary Metabolites from Orchids (Orchidaceae).
TL;DR: A review of the literature on orchids that are used in traditional medicine has been reviewed in this work indicating a great potential of such organisms as source of chemical entities for the development of new drugs as mentioned in this paper.
Journal ArticleDOI
Three stilbenoids from the orchid Agrostophyllum callosum
TL;DR: Callosumin, callosuminin and callosumidin, three new stibenoids, were isolated from the orchid Agrostophyllum Callosum.
References
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Journal ArticleDOI
Moscatilin, a bibenzyl derivative from the orchid Dendrobium moscatum
P.L. Majumder,R.C. Sen +1 more
TL;DR: Moscatilin, a new bibenzyl derivative isolated from the orchid Dendrobium moscatum, was shown to have the structure 4,4′-dihydroxy-3,3′,5-trimethoxybibensyl.
Journal ArticleDOI
Coelonin, A 9,10-dihydrophenanthrene from the orchids Coelogyne ochracea and Coelogyne elata
TL;DR: 2,7-Dihydroxy-4-methoxy-9,10-dihydrophenanthrene was isolated and identified from the whole plant of Coelogyne ochracea and C. elata.
Journal ArticleDOI
Nudol, a phenanthrene of the orchids Eulophia nuda, Eria carinata and Eria stricta
TL;DR: An amorphous phenanthrene, named nudol has been isolated from Eulophia nuda, Eria carinata and E. stricta and was identified as 2,7-dihydroxy-3,4-dimethoxyphenanthrene.
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
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.
Related Papers (5)
Lusianthrin and lusianthridin, two stilbenoids from the orchid Lusia indivisa
P.L. Majumder,Saswati Lahiri +1 more
Cumulatin and tristin, two bibenzyl derivatives from the orchids Dendrobium cumulatum and Bulbophyllum triste
P. L. Majumder,Shubhadeep Pal +1 more
Structure of flavanthrin, the first dimeric 9,10-dihydrophenanthrene derivative from the orchid eria flava
Pralay Majumder,Subhra Banerjee +1 more