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Paper | Special issue | Vol 37, No. 1, 1994, pp.311-321
Published online, 1st January, 1970
DOI: 10.3987/COM-93-S5
1-Alkoxymethyl- and 1-Alkylthiomethyl-4-dimethylaminopyridinium Chlorides

Pernak Juliusz* and Michalak Lucyna

*Poznan Technical University, Institute of Chemical Technology and Engineering, pl.Sklodowskiej-Curie 2, 60-965 Poznan, Poland


ROCH2Cl or RSCH2Cl reacts with DMAP to form stable pyridinium chlorides. Reaction of these chlorides with NaOH produces the corresponding 4-pyridones. N-Alkoxymethylation of a free NH group of azoles is developed from 1-alkoxymethyl-4-dimethylaminopyridinium intermediates.