Conclusions
Some stable nitroxyl radicals of the 2,2,6,6-tetramethylpiperidine series, namely 2-aryl(heteryl)-5-oxyl-5,5,7,7-tetramethyl-5,6,7,8 -tetrahydro-1,6-naphthyridines, were obtained.
Literature cited
É. G. Rozantsev, A. B. Shapiro, and N. N. Komzolova, Izv. Akad. Nauk SSSR, Ser. Khim.,1965, 1100.
A. B. Shapiro, V. P. Ivanov, O. M. Khvostach, and É. G. Rozantsev, Izv. Akad. Nauk SSSR, Ser. Khim.,1973, 1688.
V. I. Mikhailov, V. D. Sholle, E. Sh. Kagan, and É. G. Rozantsev, Izv. Akad. Nauk SSSR, Ser. Khim.,1976, 1639.
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 12, pp. 2822–2825, December, 1977.
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Kagan, E.S., Mikhailov, V.I., Sholle, V.D. et al. Paramagnetic derivatives of, 6-naphthyridine. Russ Chem Bull 26, 2612–2614 (1977). https://doi.org/10.1007/BF00924585
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DOI: https://doi.org/10.1007/BF00924585