Synthesis of α,α-Dibromo Esters as Precursors of Ynolates

Mitsuru Shindo; Yusuke Sato; Ryoko Koretsune; Takashi Yoshikawa; Kenji Matsumoto; Kotaro Itoh; Kozo Shishido

doi:10.1248/cpb.51.477

Notes

Synthesis of α,α-Dibromo Esters as Precursors of Ynolates

Mitsuru Shindo, Yusuke Sato, Ryoko Koretsune, Takashi Yoshikawa, Kenji Matsumoto, Kotaro Itoh, Kozo Shishido

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Keywords: ynolate, α,α-dibromoester, bromination

JOURNAL FREE ACCESS

2003 Volume 51 Issue 4 Pages 477-478

DOI https://doi.org/10.1248/cpb.51.477

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Abstract

Aliphatic α,α-dibromo esters, precursors of ynolates, were synthesized via bromination of lithium α-bromo ester enolates with 1,2-dibromotetrafluoroethane in good yields. α-Trimethylsilyl-α,α-dibromo esters were synthesized via radical bromination.

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