Alj. Beckwith et Jmd. Storey, TANDEM RADICAL TRANSLOCATION AND HOMOLYTIC AROMATIC-SUBSTITUTION - A CONVENIENT AND EFFICIENT ROUTE TO OXINDOLES, Journal of the Chemical Society, Chemical Communications, (9), 1995, pp. 977-978
Suitable o-bromo-N-methylanilides are efficiently converted into oxind
oles by treatment with tributylstannane at 160 degrees C via tanden tr
anslocation of the initially formed aryl radical and intramolecular ho
molytic Substitution.