Ultrasound-promoted alkynylation of ethynylbenzene to ketones under solvent-free condition.
This paper described alkynylation of ethynylbenzene to ketones catalyzed by potassium tert-butoxide under solvent-free conditions in the presence of ultrasound irradiation.
Ji
Shun-Jun
SJ
College of Chemistry and Chemical Engineering, The Key Lab. of Organic Synthesis of Jiangsu Province, Suzhou University, Jiangsu 215006, China. shunjun@suda.edu.cn
Shen
Zhi-Liang
ZL
Gu
Da-Gong
DG
Huang
Xiao-Ying
XY