Article: (R (*),S (*))-5-hydroxy-4-methyl-3-heptanone male-produced aggregation pheromone ofSitophilus oryzae (L.) andS. zeamais motsch.
2013 Volume 11, Issue 9, Page(s) 1263–1274
Abstract: A male-produced aggregation pheromone, common to the rice weevil,Sitophilus oryzae, and the maize weevil,S. zeamais, was isolated and identified from hexane extracts of highly absorbent paper disks exposed individually to young virgin male weevils. A ... ...
Abstract | A male-produced aggregation pheromone, common to the rice weevil,Sitophilus oryzae, and the maize weevil,S. zeamais, was isolated and identified from hexane extracts of highly absorbent paper disks exposed individually to young virgin male weevils. A combination of preparative column and gas-liquid chromatography of disk extracts yielded purified natural pheromone. When analyzed by nuclear magnetic resonance spectroscopy and gas chromatography-mass spectrometry, the structure of the natural pheromone, "sitophilure," proved to be (R (*),S (*))-5-hydroxy-4-methyl-3-heptanone, of unknown enantiomeric composition. Synthetic racemic pheromone was highly attractive to males and females of both rice and maize weevils. In addition, both sexes of the granary weevil,S. granarius (L.) were attracted to the racemic preparation. |
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Language | English |
Publishing date | 2013-12-06 |
Publishing country | United States |
Document type | Journal Article |
ZDB-ID | 800130-3 |
ISSN | 1573-1561 ; 0098-0331 |
ISSN (online) | 1573-1561 |
ISSN | 0098-0331 |
DOI | 10.1007/BF01024114 |
Database | MEDical Literature Analysis and Retrieval System OnLINE |
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