Journal ArticleDOI
Konyanin: a new lignan from hapuophyllum vulcaniclm
TLDR
Konyanin this paper is the first known 1,4-dihydroarylnaphthalene lignan in which the lactone carbonyl is bonded to C-3 instead of C-2.About:
This article is published in Tetrahedron.The article was published on 1984-01-01. It has received 30 citations till now. The article focuses on the topics: Lignan.read more
Citations
More filters
Journal ArticleDOI
Constituents of the stem of Angelica gigas with rat lens aldose reductase inhibitory activity
TL;DR: Eleven compounds isolated from the stem of Angelica gigas showed inhibitory activities against rat lens aldose reductase with IC50 values ranging from 2.59 to 191.91 μM.
Patent
Chiral ferrocene phosphines and their use in asymmetric catalytic reactions
TL;DR: Ferrocene anchored chiral ligands and metal complexes based on such ligands are useful as catalysts in asymmetric reactions as mentioned in this paper, such as, hydrogenation, hydride transfer, allylic alkylation, hydrosilylation, hydroboration, hydrovinylation and olefin metathesis.
Book ChapterDOI
Chapter 5 Quinoline Alkaloids Related to Anthranilic Acid
TL;DR: A detailed review of quinoline alkaloids, their structure, preparation and biosynthesis can be found in this article, along with a discussion of 3-prenyl-2-quinolinones.
Journal ArticleDOI
(+)-Dihydroperfamine: An Alkaloid from Haplophyllum tuberculatum
Mohammed A. Al-Yahya,Maher M. El-Domiaty,I. A. Al-Meshal,Mansour S. Alsaid,Farouk S. El-Feraly +4 more
TL;DR: In this article, the dextrorotatory enantiomer Dihydroperfamine (I) was isolated from a Saudi Arabian variant of Haplophyllum tuberculatum and its structure was deduced from its physical and spectral data.
References
More filters
Journal ArticleDOI
New lignans from the heartwood of cleistanthus collinus
Ammanamanchi S. R. Anjaneyulu,P. Atchuta Ramaiah,L. Ramachandra Row,Revuru Venkateswarlu,Andrew Pelter,Robert S. Ward +5 more
TL;DR: In this article, the authors reported the isolation and characterisation of five new compounds and nine known compounds from the heartwood of Cleistanthus collinus, including wodeshiol, 3,4-dihydrotaiwanin, and three new glycosides.
Journal ArticleDOI
Chemical constituents of Cleistanthus collinus (Roxb.)
TL;DR: In this paper, Ellagic acid, diphyllin and two new lignan lactones, cleistanthin and collinusin, have been isolated from Cleistanthus collinus (Roxb).
Journal ArticleDOI
Dibenzylbutyrolactone lignans from Virola sebifera
TL;DR: The fruit of Virola sebifera contains in the seed (2R, 3S)-3-(3,4-dimethoxybenzyl)-2-(3-4-methylenedioxybenzol)-butyrolactone, and in the pericarp (2 R, 3R)-2,3-di-(3, 4-dimethylfluoromethydroxybenZyl)-butiesolactone.
Journal ArticleDOI
Alkaloid, lignan and flavonoid constituents of Haplophyllum tuberculatum from Sudan.
Sami A. Khalid,P. G. Waterman +1 more
TL;DR: The aerial parts of Haplophyllum tuberculatum collected in Sudan have yielded the furoquinoline alkaloid skimmianine, the lignan justicidin-A, and 5,7,4'-trihydroxy-6-methoxy-3-O-glucosyl flavone.