Isotope shifts in13C-n.m.r. spectra of18O-labelled acetals; multiple labelling effects at β-carbons
Moore, Richard N.; Diakur, James; Nakashima, Thomas T.; McLaren, Sherry L.; Vederas, John C.
Журнал:
Journal of the Chemical Society, Chemical Communications
Дата:
1981
Аннотация:
Acetals which are isotopically mono- or disubstituted with <sup>18</sup>O show <sup>13</sup>C-n.m.r. isotope shifts, both at directly attached carbons and at β-carbons, which are dependent on the number of labelled oxygens in an additive fashion.
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