Mercury(II)-Catalyzed Regioselective Addition Reaction of Monoesters of Phosphonic Acid to Terminal Alkynes: Synthesis of Vinyl Phosphonates
作者:Yixiang Ding、Aiyun Peng
DOI:10.1055/s-2003-36818
日期:——
Vinyl phosphonates 3a-1 were prepared by the regioselective addition reaction of monoesters of phosphonicacid to alkynes in the presence of Hg(OAc) 2 /BF 3 .OEt 2 .
Synthesis of enol phosphates directly from ketones <i>via</i> a modified one-pot Perkow reaction
作者:Huichuang Guo、Yulong Zhang、Zhenya Li、Peichao Zhao、Ning Li、Enxue Shi
DOI:10.1039/d2ra02340g
日期:——
A modified Perkow reaction was developed based on the one-pot α-tosyloxylation of ketones following by addition of P(iii)-reagents and 4 Å molecular sieves.
改进的 Perkow 反应基于酮的一锅 α-甲苯磺酰氧基化,随后添加 P(iii)-试剂和 4 Å 分子筛。