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Natural product propolis: chemical composition
Nuray Sahinler1, Osman Kaftanoglu
1Mustafa Kemal University, Faculty of Agriculture, Department of Animal Science, Hatay, Turkey. nsahinler@mku.edu.tr
Natural Product Research
|February 18, 2005
Summary
This study analyzed East Mediterranean propolis, identifying key aromatic acids and esters like benzyl cinnamate. These compounds contribute to propolis
Area of Science:
- Natural Products Chemistry
- Pharmacognosy
Background:
- Propolis, a resinous bee product, exhibits diverse biological activities.
- Understanding propolis chemical composition is crucial for its therapeutic applications.
Purpose of the Study:
- To determine the major chemical compounds in propolis from the East Mediterranean region (Hatay, Adana, Mersin).
- To correlate identified compounds with known bioactivities of propolis.
Main Methods:
- Ethanolic extraction of propolis (100g propolis in 1900mL 70% ethanol).
- Gas Chromatography-Mass Spectrometry (GC-MS) for chemical analysis.
Main Results:
- Propolis samples showed high concentrations of aromatic acids and esters.
- Key identified compounds include benzyl cinnamate, methyl cinnamate, caffeic acid, cinnamyl cinnamate, and cinnamoyl glycine.
- Other identified compounds include fatty acids, terpenoids, alcohols, and hydrocarbons.
Conclusions:
- The chemical profile of East Mediterranean propolis is rich in bioactive compounds.
- Identified aromatic acids and esters are linked to propolis's anti-bacterial, anti-fungal, anti-viral, anti-inflammatory, and anti-cancer properties.