1,1-Difluoro-2-triphenylsiloxybuta-1,3-diene as a potentially useful fluorine-containing building block: preparation and [4 + 2] and [2 + 2] cycloadditions
1,1-Difluoro-2-triphenylsiloxybuta-1,3-diene as a potentially useful fluorine-containing building block: preparation and [4 + 2] and [2 + 2] cycloadditions
[4 + 2] and [2 + 2] cycloadditions of 1,1-difluoro-2-triphenylsiloxybuta-1,3-diene with electron-deficient alkynes
作者:Fu-qiang Jin、Yuan-yao Xu、Wei-yuan Huang
DOI:10.1016/0022-1139(94)03186-4
日期:1995.3
1,1-Difluoro-2-triphenylsiloxybuta-1,3-diene undergoes [4 + 2] and/or [2 + 2] cycloadditions with electron-deficientalkynes to give cyclobutenes and arenes.