Influence of the introduction of fluorin
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Laurence Marival-Hodebar; Marc Tordeux; Claude Wakselman
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Article
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1999
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John Wiley and Sons
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English
⚖ 62 KB
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The effect of progressive introduction of fluorine atoms on the 13 C chemical shifts in the ˇ,ˇdimethylacrylic ester series is examined. The main perturbation is located at the olefinic carbons positions. Comparison of the various data allows the calculation of increments corresponding to the substi