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ChemInform Abstract: Novel Synthesis of Ynolates via the Cleavage of Ester Dianions: α-Bromo and α,α-Dibromo Esters as Precursors.

✍ Scribed by M. SHINDO; Y. SATO; K. SHISHIDO

Publisher
John Wiley and Sons
Year
2010
Weight
35 KB
Volume
29
Category
Article
ISSN
0931-7597

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✦ Synopsis

Novel Synthesis of Ynolates via the Cleavage of Ester Dianions: α-Bromo and α,α-Dibromo Esters as Precursors. -Thermal cleavage of ester dianions generated from readily available α-bromo-and α,α-dibromo esters offers a new and convenient method to prepare lithium ynolates. The ynolates react with aldehydes to afford β-lactones. -(SHINDO, M.; SATO,

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