Chemistry of Heterocyclic Compounds p. 495 - 498 (1984)
Update date:2022-08-03
Topics:
Khrimyan, A. P.
Karapetyan, A. V.
Badanyan, Sh. O.
The mercuric sulfate-catalyzed acidic hydration of allenylacetylenic alcohols leads to 6-methyl-2,3-dihydro-4-pyranones - products of cyclization of unsaturated β-diketones.In the case of 1-(3,4-pentadien-1-ynyl)cyclohexanol 2-(1-cyclohexenyl)-5-methylfuran is formed in addition to the corresponding dihydropyranone.
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