89314-95-4Relevant academic research and scientific papers
'Higher-order' azomethine ylides in the synthesis of functionalized pyrroles and 5-oxo-5H-pyrrolizines
Pinho e Melo, Teresa M.V.D.,Soares, Maria I.L.,Nunes, Cláudio M.
, p. 1833 - 1841 (2007/10/03)
Azafulvenium methides generated by the thermal extrusion of SO2 from 1-methyl- and 1,1-dimethyl-1H,3H-pyrrolo[1,2-c]thiazole-2,2-dioxides undergo [1,8]H sigmatropic shifts to give vinylpyrroles. Flash vacuum pyrolysis of the C-vinylpyrroles affords 5-oxo-5H-pyrrolizines or C-allyl-1H-pyrroles.
