The CF3COOH-R3SiH and CF3COOH-PtO2 systems hydrogenate vinylamides by an ionic mechanism.
The pyridazone ring is stable toward reducing agents.
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 4, pp. 803–805, April, 1979.
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Kursanov, D.N., Kalinkin, M.I., Gridchiin, S.A. et al. Ionic hydrogenation of n-vinyl- and allylpyridazones. Russ Chem Bull 28, 746–747 (1979). https://doi.org/10.1007/BF00923573
- Ionic Hydrogenation
- Ionic Mechanism