733019-29-9Relevant academic research and scientific papers
Synthesis of the new pyrazolo[4,3-c]pyrrolizine skeleton via intramolecular nitrilimine cycloaddition
Molteni, Giorgio
, p. 1423 - 1428 (2007/10/03)
Starting from the appropriate 1-substituted pyrrol-2-yl-(1) or indol-2-ylcarboxylic acid (6), the hydrazonyl chlorides (3) or (8) have been synthesised respectively. Their base treatment promoted the in situ generation of the corresponding nitrilimines (4
