Abstract
Secondary α-deuterium isotope effects have been determined for reactions of the Grignard reagent from l-bromopentane-1,1-d2 with phenylacetylene and with benzonitrile. Isotope effects were found to be 0.998 ± 0.03 and 1.003 ± 0.022, respectively. The small isotope effects may be consistent with a variety of mechanisms, including electron transfer and cyclic or open polar electrophilic attacks on the carbon-magnesium bond.
Original language | English |
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Pages (from-to) | 1501-1506 |
Number of pages | 6 |
Journal | Organometallics |
Volume | 1 |
Issue number | 11 |
DOIs | |
State | Published - 1982 |