Manipulated thermal rearrangement of N-t-alkyl-2,2-dichlorocyclopropylimines to N-alkyl-chloropyrroles
Abstract
Thermolysis of N-t-butyl- and N-cumyl-2,2-dichlorocyclopropylimines gives selectively 3-chloropyrroles in polar solvents and 2-chloro derivatives with added base.