Carl Thibault, A. L’Heureux, Rajeev S. Bhide
Dec 4, 2003
Citations
0
Influential Citations
36
Citations
Journal
Organic letters
Abstract
Two routes describing the preparation of 4-fluoro-1H-pyrrolo[2,3-b]pyridine (4a) from 1H-pyrrolo[2,3-b]pyridine N-oxide (1) are presented. Regioselective fluorination was achieved using either the Balz-Schiemann reaction or lithium-halogen exchange. [reaction: see text]