The synthesis of 3??bromo??2, 4, 5??trifluorobenzoic acid and its conversion to 8??bromoquinolonecarboxylic acids

TE Renau, JR Sanchez…

Index: Journal of Heterocyclic Chemistry, , vol. 33, # 4 p. 1407 - 1411

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Citation Number: 7

Abstract

... of 2,4,5-trifluorobenzoic acid with 2.25 equivalents of Scheme 1 NN F114 j' 1-5 ... coupling of the borate ester of the 8-alkoxy derivatives with a variety of heterocyclic side chains ... The chemical shift values are expressed in 5 values relative to the internal standard tetram- ethylsilane. ...