Journal of Organic Chemistry p. 4254 - 4260 (1986)
Update date:2022-08-04
Topics:
Barrett, Anthony G. M.
Carr, Robin A. E.
Finch, Mark A. W.
Florent, Jean-Claude
Richardson, Geoffrey
Walshe, Nigel D. A.
2,4-Pentanedione was reacted sequentially with lithium diisopropylamide and tetrahydro-2-pyranone (11a) to produce 2-methyl-1,7-dioxaspiro<5.5>undec-2-en-4-one (13a).The reaction was extended to the condensation reactions of 3-methyl-2,4-pentanedione, 1-p
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