Unsaturated carbenes from primary vinyl trifluoromethanesulphonates. α-vs.β-elimination from monoalkyl primary vinyl trifluoromethanesulphonates
Abstract
Deuterium labelling studies show that elimination and acetylene formation from R(H)C = CHOSO2CF3 proceed via α-elimination by way of an unsaturated carbene, rather than an E2 β-elimination.
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