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Composition, Enantiomeric Distribution, and Antibacterial Activity of the Essential Oil of Achillea ligustica All. from Corsica
The essential oil of Achillea ligustica from Corsica was investigated by gas chromatography (GC) and gas chromatography−mass spectrometry (GC-MS). A total of 82 compounds representing 94.0% of the oil were tentatively identified. The main constituents were the camphane derivatives, representing >...
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Published in: | Journal of agricultural and food chemistry 2006-08, Vol.54 (17), p.6308-6313 |
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Main Authors: | , , , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that this one cites Items that cite this one |
Online Access: | Get full text |
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Summary: | The essential oil of Achillea ligustica from Corsica was investigated by gas chromatography (GC) and gas chromatography−mass spectrometry (GC-MS). A total of 82 compounds representing 94.0% of the oil were tentatively identified. The main constituents were the camphane derivatives, representing >30% (camphor, 21.3%; borneol, 6.2%; bornyl acetate, 3.5%) of the whole oil, and santolina alcohol (19.3%). The enantiomeric distribution of 8 chiral constituents was determined by GC-MS using two enantioselective stationary phases (DIME-β-CD and Lipodex-E). Racemic santolina alcohol, required for optimization of the enantioselective GC conditions, was prepared by an original two-step synthesis from 2,5-dimethylhexa-2,4-diene. The whole essential oil was tested for its antibacterial activity against a wide range of bacteria using a paper disk method. The results show a promising activity against Streptomyces species. Keywords: Achillea ligustica; essential oil composition; enantioselective analysis; antibacterial properties; santolina alcohol |
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ISSN: | 0021-8561 1520-5118 |
DOI: | 10.1021/jf060752y |