Unambiguous characterisation of dienylimines as intermediates in Fischer indolisation of o-substituted N-trifluoroacetyl enehydrazines
Chemical Communications Pub Date : 01/01/1900 00:00:00 , DOI:10.1039/A907539I
Abstract
Thermal cyclisation of o-substituted N-trifluoroacetyl enehydrazines was systematically investigated and found to proceed via dienylimine intermediates, which were unambiguously characterised by X-ray and spectral analysis.
