Synthetic Communications p. 2631 - 2638 (1993)
Update date:2022-08-16
Topics:
Melikian
Rouessac
Alexandre
A simple and efficient method for the preparation of the title compounds is described from cyanoacetamides and 3-hydroxy-3-methyl-2-butanone in the presence of sodium ethylate at room temperature. The 3-carboxamido-N-alkyl-4,5,5-trimethyl-5-dihydro-2H-pyrrol-2-ones lead to unsaturated derivatives by condensation with aldehydes, while hydrogenation give rise to the corresponding pyrrolidin-2-ones.
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(1977)Doi:10.1021/ja00897a038
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(1959)Doi:10.1039/d0cy01479f
(2020)Doi:10.1016/j.ejmech.2016.12.042
(2017)