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Identification of sensitized photooxidation products of bromacil in water
Year:
1979
Authors :
Acher, Aureliu J.
;
.
Dunkelblum, Ezra
;
.
Volume :
27
Co-Authors:
Acher, A.J., Division of Soil Residues Chemistry, Institute of Soils and Water, Volcani Center, Bet Dagan, Israel
Dunkelblum, E., Division of Organic Agricultural Chemistry, Institute of Plant Protection, Volcani Center, Bet Dagan, Israel
Facilitators :
From page:
1164
To page:
1167
(
Total pages:
4
)
Abstract:
The dye sensitized photolysis of aerated aqueous solutions of bromacil (5-bromo-3-sec-butyl-6-methyluracil) exposed to solar irradiation has been investigated. The major product, formed in 83% yield, has been isolated and identified as a mixture of diastereoisomers of 3-sec-butyl-5-acetyl-5-hydroxyhydantoin. The techniques used were a combination of gas chromatography-mass spectrometry, proton and carbon-13 nuclear magnetic resonance, and infrared spectroscopy. In addition, silylation, reduction, and oxidation of the photooxidation product were carried out for further confirmation of the proposed structure. © 1979 American Chemical Society.
Note:
Related Files :
Bromacil
photolysis
theoretical study
water
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More details
DOI :
Article number:
Affiliations:
Database:
Scopus
Publication Type:
article
;
.
Language:
English
Editors' remarks:
ID:
30761
Last updated date:
02/03/2022 17:27
Creation date:
17/04/2018 00:57
Scientific Publication
Identification of sensitized photooxidation products of bromacil in water
27
Acher, A.J., Division of Soil Residues Chemistry, Institute of Soils and Water, Volcani Center, Bet Dagan, Israel
Dunkelblum, E., Division of Organic Agricultural Chemistry, Institute of Plant Protection, Volcani Center, Bet Dagan, Israel
Identification of sensitized photooxidation products of bromacil in water
The dye sensitized photolysis of aerated aqueous solutions of bromacil (5-bromo-3-sec-butyl-6-methyluracil) exposed to solar irradiation has been investigated. The major product, formed in 83% yield, has been isolated and identified as a mixture of diastereoisomers of 3-sec-butyl-5-acetyl-5-hydroxyhydantoin. The techniques used were a combination of gas chromatography-mass spectrometry, proton and carbon-13 nuclear magnetic resonance, and infrared spectroscopy. In addition, silylation, reduction, and oxidation of the photooxidation product were carried out for further confirmation of the proposed structure. © 1979 American Chemical Society.
Scientific Publication
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