Direct sulfonylation of pyrazolones with sodium sulfinates catalyzed by TBAI in water
作者:Li-Xia Li、Dao-Qing Dong、Shuang-Hong Hao、Zu-Li Wang
DOI:10.1016/j.tetlet.2018.03.023
日期:2018.4
An efficient sulfonylation reaction of pyrazolones with sodium sulfinates catalyzed by TBAI was established. A wide variety of valuable sulfonated pyrazolones were obtained in good to excellent yields using water as solvent. (C) 2018 Elsevier Ltd. All rights reserved.