Regioselectivity in the lithiation of methyl-substituted thiazole- and oxazole-carboxylic acids and carboxamides: general methods for the elaboration of trisubstituted thiazoles and oxazoles
Philip Cornwall, Colin P. Dell and David W. Knight J. Chem. Soc., Perkin Trans. 1, 1991, 2417-2428
- DOI:
http://dx.doi.org/10.1039/P19910002417