SCHEDULED MAINTENANCE
Acetic anhydride and 1-nitroso-4-phenyl-4-piperidinol in refluxing acetic acid give 1-diacetylamino-5,6-dihydro-4-phenyl-2-pyridone and 1-acetamido-4-phenylpyridinium hydroxide inner salt as the major products. Mechanisms for the reactions are proposed.
D. G. Cheesman, P. Garside, A. C. Ritchie and J. M. Waring, J. Chem. Soc. C, 1967, 1134 DOI: 10.1039/J39670001134
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