Reaction of Δ3-pyrrolines with dimethyl acetylenedicarboxylate. A novel pyrrole forming rearrangement
作者:Ronald Grigg、H.Q.Nimal Gunaratne、James Kemp
DOI:10.1016/s0040-4039(01)91159-1
日期:1984.1
Reaction of arylidene imines of methyl phenylglycinate with 2 moles of dimethylacetylenedicarboxylate (ADE) leads, via an intermediate Δ3-pyrroline, to loss of the original methyl phenylglycinate moiety and formation of 2-aryl-3,4,5-tricarbo methoxypyrroles.