Antimicrobial guanidine alkaloids from the leaves of Crotalaria bernieri Baill. (Fabaceae)
1 Laboratory of Applied Biochemistry to Medical Sciences, Fundamental and Applied Biochemistry Department, Faculty of Sciences, University of Antananarivo, Antananarivo, Madagascar.
2 FRE 3206 CNRS-MNHN, Molecules of Communication and Adaptation of Micro-organisms, National Museum of Natural History, 63 rue Buffon, 75005 Paris, France.
Research Article
GSC Biological and Pharmaceutical Sciences, 2024, 29(03), 027–037.
Article DOI: 10.30574/gscbps.2024.29.3.0456
Publication history:
Received on 07 October 2024; revised on 04 December 2024; accepted on 06 December 2024
Abstract:
A new guanidine alkaloid cyclocrotalarin together with sphaerophysin and 2''-O-α-rhamnoside vitexin have been isolated from the leaves of Crotalaria bernieri a Fabaceae. The structures were elucidated by spectroscopic methods including MS, 1D and 2D NMR and their antimicrobial activity examined.
Keywords:
Crotalaria; Guanidine alkaloids; Flavonoids; Fabaceae
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