P
P. L. Majumder
Publications - 18
Citations - 307
P. L. Majumder is an academic researcher. The author has contributed to research in topics: Bibenzyl & Gymnopusin. The author has an hindex of 9, co-authored 18 publications receiving 284 citations.
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Occurrence of geissoschizine and other minor biogenetically related alkaloids in Rhazya stricta
TL;DR: Two more indolic bases, rhazinine and R1, were shown to be identical with antirhine and geissoschizine respectively and the biogenetic significance of the occurrence of the latter is discussed.
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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.
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Dimeric phenanthrenes from the orchid Bulbophyllum reptans
TL;DR: In this paper, Reptanthrin and isoreptanthrin, two new dimeric phenanthrenes, were isolated from the orchid Bulbophyllum reptans which also afforded nine known stilbenoids, viz.
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Rotundatin, a new 9,10-didydrophenanthrene derivative from Dendrobium rotundatum
P. L. Majumder,Suparna Pal +1 more
TL;DR: Rotundatin, a new 9,10-dihydrophenanthrene derivative was isolated from the orchid, Dendrobium rotundatum, which also afforded the known stilbenoids 2,7-Dihydroxy-3,4,6-trimethoxyphenanthrin this article, nudol, moscatin and batatasin-III.
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A steroidal ester from Coelogyne uniflora
P. L. Majumder,Suparna Pal +1 more
TL;DR: Uniflorin, a new steroidal compound of biogenetic importance, isolated from the orchid Coelogyne uniflora was shown to be 24-ethyl-4α,14α,24-trimethyl-9β,19-cyclo-cholest-25-en-3βyl cis-p -hydroxycinnamate from spectral and chemical evidence as mentioned in this paper.