Using Bi2(SO4)3 as the catalyst and TMSCl as the additive, a wide variety of aldehydes, ketones, and acetals were smoothly condensed with aryl ethers at room temperature to provide the corresponding diarylmethanes and triarylmethanes selectively in good to excellent yields.
使用Bi 2(SO 4)3作为
催化剂和
TMSCl作为
添加剂,在室温下将各种醛,
酮和
乙缩醛与芳基醚平稳缩合,以良好的收率选择性地提供相应的二芳基
甲烷和三芳基
甲烷。