Journal ArticleDOI
Benzopyrans from Melicope ptelefolia leaves
TLDR
Investigation of leaves of Melicope ptelefolia afforded 18 2,2-dimethyl-2H-1-benzopyrans, consisting of 14 new members, including one benzodipyran and four known compounds, which were established by mass and NMR spectroscopy, especially NOE and HMBC experiments.About:
This article is published in Phytochemistry.The article was published on 1997-07-01. It has received 42 citations till now. The article focuses on the topics: Melicope & Benzopyrans.read more
Citations
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Journal ArticleDOI
Antioxidant and nitric oxide inhibition activities of selected Malay traditional vegetables
TL;DR: In this article, the antioxidant properties and the effect on nitric oxide (NO) production, in lipopolysaccharide-activated macrophages, of 12 traditional vegetables of the Malaysian Malays, including Pithecellobium confertum, Averrhoa bilimbi, Portulaca oleracea, Solanum torvum, solanum nigrum, Persicaria tenella, Cosmos caudatus, Pandanus amaryllifolius, Curcuma mangga, Ocimum basilicum, Anacardium
Journal ArticleDOI
Bisquinolinone alkaloids from Melicope ptelefolia
TL;DR: The investigation of the leaves of Melicope ptelefolia (Rutaceae) afforded, besides N-methylflindersine, two new bisquinolinone alkaloids named melicobisquinolin one A and B, established by MS and NMR spectroscopy.
Journal ArticleDOI
Composition and chemical variability of the bark oil of Cedrelopsis grevei H. Baillon from Madagascar
TL;DR: A commercial sample of Cedrelopsis grevei H. Baillon from Madagascar was repeatedly chromatographed and the combined analysis of all the fractions by GC, GC-MS and 13C-NMR led to the identification of 114 components as mentioned in this paper.
Journal ArticleDOI
Efficient one-pot synthesis of benzopyranobenzopyrans and naphthopyranobenzopyrans by domino aldol-type reaction/hetero Diels–Alder reaction of resorcinols and naphthols
TL;DR: In this paper, the efficient one-pot synthetic approaches for benzopyranobenzopyrans and naphthopyrane-naphthophyrans with O-allyl ether groups are described.
Journal ArticleDOI
Discrimination of young and mature leaves of Melicope ptelefolia using 1H NMR and multivariate data analysis
Nor Hassifi Shuib,Khozirah Shaari,Alfi Khatib,Maulidiani,Ralf Kneer,Seema Zareen,Salahudin Mohd. Raof,Nordin H. Lajis,Victor Neto +8 more
TL;DR: In this article, a metabolomic fingerprinting analysis of the ethanolic extracts of leaves of Melicope ptelefolia was carried out using 1 H Nuclear Magnetic Resonance (NMR) spectroscopy and multivariate data analysis in order to differentiate young and mature leaves and to evaluate the variation of their chemical composition.
References
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Book ChapterDOI
Chemotaxonomie der Pflanzen
TL;DR: In this article, drei verschiedene Indices anzufertigen: (1) Taxonomic Index, (2) Subject Index, and (3) Chemotaxonomie-index.
Journal ArticleDOI
Flora of Taiwan
Journal ArticleDOI
Chromenes and benzofurans of the asteraceae, their chemistry and biological significance
Peter Proksch,Eloy Rodriguez +1 more
TL;DR: Chromenes (benzopyrans) and benzofurans are characteristic natural products of certain tribes of the Asteraceae and a review of recent findings can be found in this article.
Journal ArticleDOI
HIV inhibitory natural products. 26. Quinoline alkaloids from Euodia roxburghiana
TL;DR: Bioassay-directed fractionation of the CH2Cl2-MeOH extract of Euodia roxburghiana resulted in the isolation of two known quinoline alkaloids, buchapine and 2, and three new furoquinoline alkAloids, roxiamines A, B, and C (3-5).
Journal ArticleDOI
Acetophenones and other constituents from the roots of Melicope erromangensis
Frédéric Muyard,Achille Nouga Bissoue,Françoise Bévalot,François Tillequin,Pierre Cabalion,Jacqueline Vaquette +5 more
TL;DR: Octandrenolone and five related dimethylpyran acetophenones have been isolated from the chloroform extract of roots of Melicope erromangensis and identified by spectroscopic studies and chemical correlations.