Alpo4 and Alpo4-Al2O3 as New Heterogeneous Catalysts for the Solvent-Free Tetrahydropyranylation of Alcohols and Phenols |
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| Authors: | Juan M. Campelo Angel Garcia Fernando Lafont Diego Luna Jose M. Marinas |
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| Affiliation: | Department of Organic Chemistry , University of Cordoba , Avda. S. Alberto Magno, E-14004, Cordoba, Spain |
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| Abstract: | OH-protection of alcohols and phenols by heating the hydroxylated compound with 3,4-dihydro-2H-pyrane in the presence of an AlPO4 or AlPO4-Al2O3 heterogeneous acid catalyst is described. Isolated yields, not optimized, were in the range 50–99%. |
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