Treatment of conjugated enones having both α′- and γ -hydrogens with KN(SiMe3)2 (KHMSA) in a mixed solvent of DMF with THF at −78 °C afforded preferentially linear-conjugated dienolate anions, whic...
在-78°C下,在
DMF和THF的混合溶剂中,用KN(SiMe3)2 (K
HMSA)处理具有α'-和γ-氢的共轭烯酮,得到优先线性共轭二烯酸阴离子,...