SCHEDULED MAINTENANCE
The rearrangement of thebaine and its metho-salts in trifluoroacetic acid has been shown to involve red oxonium ion intermediates. Quaternary salts of 7,8-dehydrometathebainone have been isolated and a convenient preparation of neodihydrothebaine from thebaine has been devised.
R. T. Channon, G. W. Kirby and S. R. Massey, J. Chem. Soc. C, 1969, 1215 DOI: 10.1039/J39690001215
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