Long Huang and Min Shi
Chem. Commun., 2012,48, 4501-4503
DOI:
10.1039/C2CC31358H,
Communication
The phase-transfer catalyst promoted intramolecular transformation of pyrrole-2-carbaldehyde substituted Morita–Baylis–Hillman adducts has been disclosed, providing an efficient way to construct pyrrolo[1,2-a]azepin-7(6H)-one skeletons in moderate to good yields (up to 92%) under mild conditions.