Acta Chem Scand

New methods for the introduction of substituents into thiazoles

M Begtrup, L Hansen

Index: Acta Chemica Scandinavica, , vol. 46, # 4 p. 372 - 383

Full Text: HTML

Citation Number: 21

Abstract

... Acta Chem. ... 372 Acta Chemica Scandinavica 46 (1992) 372—383 In nucleophilic substitution reactions the 2-position is usually the most reactive.5 The 5-position is less reactive while nucleophilic attack at C-4 ... On N-oxidation the chemical shift of H-2 and H-4 increases ca. ...