A simple one-pot preparation of 2-pyridones from acyl isocyanates utilizing trimethylsilylketene

DOI: 10.1016/0040-4039(96)00982-3

Source and publish data:

Tetrahedron Letters p. 4973 - 4976 (1996)

Update date:2022-07-29

Topics:

Authors:

Takaoka, Kiyo

Aoyama, Toyohiko

Shioiri, Takayuki

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Article abstract of DOI:10.1016/0040-4039(96)00982-3

Trimethylsilylketene reacts with acyl isocyanates to give 4- trimethylsiloxy-1,3-oxazin-6, ones which smoothly undergo the Diels-Alder reaction with dimethyl acetylenedicarboxylate and methyl propiolate to furnish 2-pyridones.

Full text of DOI:10.1016/0040-4039(96)00982-3

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