64695-84-7Relevant articles and documents
Synthesis of 2-bromo-4,5-difluorobenzoic acid
Braish,Fox
, p. 3067 - 3074 (2007/10/02)
The synthesis of 2-bromo-4,5-difluorobenzoic acid was achieved from difluorophthalic anhydride by either using a Losen rearrangement or the Barton bromodecarboxylation reaction.
Intermediates for preparing 1,4-dihydro-4-oxo-quinoline-3-carboxylic acid esters
-
, (2008/06/13)
Compounds of the formula: wherein Y is OR1, fluoro, chloro, methyl, R1, and R3 are independently selected from hydrogen and C1-C4 alkyl, R2 is C1-C4 alkyl and X is fluoro, chloro or bromo, with the proviso that when Y is OH, X cannot be bromo and with the proviso that X can be fluoro only if R2 is methyl.