Journal of the Chemical Society. Chemical communications p. 1256 - 1257 (1992)
Update date:2022-08-04
Topics:
Atkinson, Robert S.
Edwards, Paul J.
Thomson, Gordon A.
Reaction of 3-methylpentane-2,4-dione 11 with N-acetoxyaminoquinazolinone 6 gives an isolable enol 12, which is chiral by virtue of the high barrier to rotation around its N-N bond; protonation of the double bond occurs in glacial acetic acid to give a single diastereoisomer of keto-amide 13.
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