The exchange of [18O]-H2O with the aroma
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Keith L. Clay; Robert C. Murphy
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Article
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1980
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John Wiley and Sons
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English
โ 375 KB
๐ 1 views
Catechol oxygen atoms can be exchanged with oxygen-18 atoms in [1sO]-H20 under acidic conditions. The catechol oxygen atoms in L-3,4-dihydroxyphenylalanine both underwent significant exchange with water when heated in 3 N HC1 at 150 OC for 20 days. Under the same conditions of heat and strong acid,