First Synthesis of a .ALPHA.-Trifluoromethyl Allenol Ether via the Julia-Lythgoe Process.
作者:Mitsuhiro YOSHIMATSU、Masaru HIBINO
DOI:10.1248/cpb.48.1395
日期:——
α-Trifluoromethyl allenol ethers 9a-e were prepared in moderate to good yields by the Julia-Lythgoe process using β-ethoxy-β-trifluoromethyl vinylic sulfone 3. Several reactions of 9c were examined to give α, β-unsaturated trifluoromethyl ketone derivatives 11 and 12.