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Protonation of 4-hydroxypyrazolo[3,4-d]pyrimidine and its methyl derivatives

Research paper by T. S. Leonova, V. V Ogorodnikova, A. M. Alymov, T. A. Babushkina, V. G. Yashunskii

Indexed on: 01 Jun '75Published on: 01 Jun '75Published in: Chemistry of Heterocyclic Compounds



Abstract

The ability of 4-hydroxypyrazolo[3,4-d]pyrimidine and its methyl derivatives to form mono- and dications was shown by UV and PMR spectroscopy; an assumption regarding the structures is expressed on the basis of the data obtained.