Journal of the Chemical Society. Perkin transactions I p. 1387 - 1391 (1989)
Update date:2022-09-26
Topics:
Najera, Carmen
Yus, Miguel
The dilithiated anion (6) obtained by reaction of (E)-N-isopropyl-3-tosylacrylamide with 2 equiv. of methyl-lithium at -78 deg C is a new and efficient β-acylvinyl anion equivalent useful in the synthesis of substituted 3-tosyl-α,β-butenolides (8) by reac
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