Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
5276654 | Tetrahedron Letters | 2007 | 4 Pages |
Abstract
Homoallylic alcohols, carbonyl compounds and nitriles undergo a smooth tandem Prins-Ritter type cyclization in the presence of CeCl3·7H2O/AcCl at ambient temperature to produce 4-amido tetrahydropyrans in high yields with all cis-selectivity. Spirocyclic 4-amido tetrahydropyrans are obtained in the case of cyclic ketones.
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Physical Sciences and Engineering
Chemistry
Organic Chemistry
Authors
J.S. Yadav, B.V. Subba Reddy, G.G.K.S. Narayana Kumar, G. Madhusudhan Reddy,