Journal ArticleDOI
Two stilbenoids from the orchid Eria flava
P.L. Majumder,S. Banerjee +1 more
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TLDR
Flavanthridin and flavanthrinin, two new stilbenoids, were isolated from the orchid Eria flava which also afforded 2,7-dihydroxy-4-methoxy-9,10- dihydrophenanthrene (coelonin), its 1,1′-dimer (flavanthrin).About:
This article is published in Phytochemistry.The article was published on 1990-01-01. It has received 42 citations till now. The article focuses on the topics: Eria.read more
Citations
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Aromatic compounds from Dendrobium aphyllum
Journal ArticleDOI
Regioselective synthesis of phenanthrenes and evaluation of their anti-oxidant based anti-inflammatory potential.
TL;DR: All compounds showed good antioxidant and anti-inflammatory activity in in vitro assays and these activities were found to be due the presence of phenolic hydroxyl groups.
Journal ArticleDOI
A new (propylphenyl)bibenzyl from Eria bambusifolia
TL;DR: All the compounds isolated were evaluated for their cytotoxicity against human tumour HL-60, SMMC-7721, A-549, MCF-7 and SW-480 cell lines, but none showed significant activity.
Journal ArticleDOI
Chemical constituents from Dendrobium hainanense
You-Yuan Zhang,Pei Wang,Xi-Qiang Song,Wen-Jian Zuo,Hao Wang,Liang-Liang Chen,Wen-Li Mei,Hao-Fu Dai +7 more
TL;DR: Bioassay result indicated that compound 1 exhibited weak antibacterial activity against Canidia albicans and Ralstonia solanaceanum.
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A new dihydrophenanthrene from Cymbidium finlaysonianum and structure revision of cymbinodin-A
TL;DR: Cymbinodin-A displayed the highest cytotoxicity with an IC50 value of 3.73 µM, and was shown to be cytotoxic against human small cell lung cancer (NCI-H187) cell line.
References
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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
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.
Journal ArticleDOI
Bulbophyllanthrin, a phenanthrene of the orchid Bulbophyllum leopardium
TL;DR: Bulbophyllanthrin, a novel phenanthrene derivative from the orchid B. leopardium, was shown to have the structure 1a mainly on the basis of spectral evidence including 13 C and 2D NMR spectra as discussed by the authors.
Related Papers (5)
Lusianthrin and lusianthridin, two stilbenoids from the orchid Lusia indivisa
P.L. Majumder,Saswati Lahiri +1 more
Structure of flavanthrin, the first dimeric 9,10-dihydrophenanthrene derivative from the orchid eria flava
Pralay Majumder,Subhra Banerjee +1 more