Knorr Pyrrole Synthesis

Schematic representation of the Knorr Pyrrole Synthesis.
Mechanism of the Knorr Pyrrole Synthesis
Mechanism of the Knorr Pyrrole Synthesis
Sample reactions
intermediate structure
NaNO2, Zn
AcOH, H2O
4 to 100 °C, 5.5 h, 57-61%
intermediate structure