Chemistry of Heterocyclic Compounds p. 988 - 992 (1985)
Update date:2022-08-25
Topics:
Kazaryan, P. I.
Avakyan, O. V.
Avakyan, S. V.
Gevorkyan, A. A.
The chloroalkylation of 3-halo-2-methyl-1-buten-4-ols was used to synthesize 4,5-dihalo-4-methyl-2-substituted tetrahydropyrans, which were converted regiospecifically to 3,6-dihydropyrans by reaction with magnesium.A similar reaction with zinc dust gave mixtures of 3,6- and 5,6-dihydropyrans.
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