Preparative Organic Chemistry
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ChemInform Abstract: Isomerization of α-Acetylenic Ketones.
First published: October 1, 1991
Abstract
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ChemInform Abstract
Consecutive treatment of the alkynones (I) with diethylamine and phosphoryl chloride, followed by alkaline work-up produces the isomeric alkynones (II). The reaction proceeds via the corresponding enamino ketones as shown for (Ic) - (Ie).
