has specified product has specified reactant indoles aromatic amine indole synthesis Bischler-Möhlau indole synthesis 2014-03-13T09:00:00Z Bischler reaction Bischler-Mohlau indole synthesis Bischler-Mohlau reaction Bischler-Möhlau reaction Originally this involved a solvent but this need not be the case, see for example doi:10.1039/b719641e RXNO RXNO:0000523 Reaction of a terminal hydroxyketone or terminal halogenoketone with an aromatic amine to yield a 2-substituted indole. batchelorc https://www.rsc.org/Merck-Index/reaction/r45/