DABCO-Induced [2+2+2]-Cycloaddition Reaction of Ethyl Propiolate and Aryl Aldehydes for the Synthesis of 4-Aryl-4H-pyrans
作者:Huanfeng Jiang、Weibing Liu、Peng Zhou、Shifa Zhu
DOI:10.1055/s-0029-1218367
日期:2009.12
The first DABCO-induced [2+2+2]-cycloaddition reaction of ethyl propiolate and aryl aldehydes is reported for selectively constructing 4-aryl-4H-pyrans in moderate to good yields.