Indoles protected at the N-1 position with the N,N-dimethylaminosulfonyl gr
oup were efficiently deprotected by electrolysis. Yields were in the 80-90%
range and the method was compatible with a number of functional groups (ni
trile, ester, chloride, carboxamide). (C) 2000 Elsevier Science Ltd. All ri
ghts reserved.