Cu(I)-catalyzed cascade reaction of N-tosylhydrazones with 3-butyn-1-ol: A new synthesis of tetrahydrofurans
作者:Mohammad Lokman Hossain、Kang Wang、Fei Ye、Yan Zhang、Jianbo Wang
DOI:10.1016/s1872-2067(16)62565-2
日期:2017.1
Abstract The Cu(I)-catalyzedcascade coupling/cyclization reaction of N -tosylhydrazones with 3-butyn-1-ol has been explored. This new strategy represents a simple platform for the synthesis of tetrahydrofurans in moderate to good yields.
Dehydrative condensation of carbonyls with non-acidic methylenes enabled by light: synthesis of benzofurans
作者:Wenbo Liu、Ning Chen、Xiaobo Yang、Lu Li、Chao-Jun Li
DOI:10.1039/c6cc07626b
日期:——
Condensation of carbonyls with non-acidic methylenes such as those adjacent to heteroatoms and allylic types to generate C=C bonds is challenging but highly desirable. Inventing novel methods that can accomplish...