New antifungal prenylated flavanones from Colutea armata
Autor: | Mehdi Hassan Kazmi, Abdul Malik, Zahid Farhad, Sadia Khan, Tanveer Abbas, Itrat Fatima, Shagufta Afaq, Rasool Bakhsh Tareen, Farah Inamullah, Muhammad Ali |
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Rok vydání: | 2019 |
Předmět: | |
Zdroj: | Zeitschrift für Naturforschung B. 74:283-287 |
ISSN: | 1865-7117 0932-0776 |
DOI: | 10.1515/znb-2018-0228 |
Popis: | Colucons A (1) and B (2), new prenylated flavanones, isolated from the EtOAc-soluble sub-fraction of the whole plant of Colutea armata Hemsl. & Lace along with four known compounds, namely, kenusanone J (3), hesperetin (4), tyrosol (5) and syringaldehyde (6), were reported for the first time from the species armata. Their structures were elucidated by spectroscopic techniques including 1H and 13C NMR (distortionless enhancement by polarization transfer), and 2D NMR experiments. Compounds 1–3 showed significant antifungal activity against Pseudallescheria boydii, Aspergillus niger, Trichophyton mentagrophytes, Macrophomina phaseolina and Candida glabrata, while compound 4 showed moderate antifungal activity. |
Databáze: | OpenAIRE |
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