Tetrahedron Letters p. 6109 - 6112 (1989)
Update date:2022-08-02
Topics:
Demnitz, F. W. J.
Ketene bis(trimethylsilyl) acetals were reacted with α-halo acetals giving β-alkoxy-γ-halo acids which were converted to butenolides by reaction with equivalents of base.This constitutes a novel and short butenolide synthesis.
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