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Communication | Special issue | Vol 11, No. 1, 1978, pp.133-138
Published online, 1st January, 1970
DOI: 10.3987/S(N)-1978-01-0133
Oxazolines as Activating Groups in Aromatic Substitution. Selective Metalation or Addition to the 4-Position of Pyridine. A New Synthesis of 1,4-Dihydropyridines

A. I. Meyers* and Richard A. Gabel

*Department of Chemistry, Colorado State University, Fort Collins, CO 80523-1872, U.S.A.


The use of the oxazoline moiety as an activating group on the 3-position of a pyridine ring has allowed formal electrophilic substitution via metalation-addition and nucleophilic substitution via oxidation of the intermediate 1,4-dihydropyridine.