Tetrahedron Letters p. 2617 - 2618 (1989)
Update date:2022-07-30
Topics:
Alper, Howard
Vasapollo, Giuseppe
Nickel cyanide and phase transfer catalyzed carbonylation of 2-bromo-1-phenyl-1,3-butadiene affords an methylene-α-keto lactone in good yield; isomerization to a ketobutenolide occurs on silica gel.
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