Treatment of acenaphthenequinone with triphenylbismuthonium 2-oxoalkylides in THF at low temperature results in the C-insertion between two carbonyl functions, giving the corresponding 2-acyl-3-hydroxyphenalenones in good yield.
在低温下,用
三苯基铋鎓2-氧代烷基鎓处理
苊醌,可在两个羰基之间插入碳原子,从而得到相应的2-酰基-3-羟基苯醌,且收率较高。