Etude par RMN de composés organiques con
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Gabriel Llabrès; Marcel Baiwir; Jean-Louis Piette; Léon Christiaens
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Article
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1982
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Elsevier Science
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English
⚖ 211 KB
Abstraet--A study by ~3C NMR of some esters and their chalcogen analogs is presented: RrC(O)-X-R2, (X = O, S, Se, Te), (Rt, R2 = alk, ar). The chemical shifts are discussed in the scope of the mutual interaction between R~ and R2 through the carbonyl group and through the heteroatom. The results are