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Four molecules of quaternary salts of nicotinamide (1 and 4) form a chloroform-soluble condensation product of structure 2 and 5 by action of base under elimination of HX.

zeitschrift für naturforschung b

Untersuchungen an quartären Pyridinium-Salzen, II / Investigation of Quaternary Pyridinium-Salts, II: Kondensationsreaktion von quaterniertem Nikotinsäure-amid / Condensation-Reaction of Quaternary Salts of Nicotinamide