Abstract 5-Nitro-, 3-methyl-5-nitro-, 5, 7-dinitro-, 5-chloro-8-nitro-and 8-chloro-5- nitroisoquinoline (1a–e) as well as 5-nitroisoquinoline N-oxide (1f) are aminated with a liquid methylamine solution of potassium permanganate (LMA/PP) to the corresponding mono-or mono-and bis (methylamino)-substituted nitro compounds 2 (a–m). 1- Nitroisoquinoline (1g) is aminated with LMA/PP to 1-(methylamino) isoquinoline (2n). ...
