Michael addition of formaldehyde dimethylhydrazone to nitroolefins. A new formyl anion equivalent
作者:Jose-María Lassaletta、Rosario Fernández
DOI:10.1016/s0040-4039(00)92538-3
日期:1992.6
Formaldehyde dimethylhydrazone readily adds to simple nitro-olefins in the absence of base giving β-nitrodimethylhydrazones in very high yields. The corresponding β-nitroaldehydes can be obtained by ozonolysis.