Usage: 
  3-Bromocinnamic acid is the metabolite of cinromide (3-bromo-N-ethylcinnamamide) and can be analysed in plasma by high-performance liquid chromatographic method. 
  Simultaneous determination of the anticonvulsants, cinromide (3-bromo-n-ethylcinnamamide), 3-bromocinnamamide, and carbamazepine in plasma by high-performance liquid chromatography. 
  4-Bromocinnamic acid is used as organic synthesis of raw materials, fine chemicals, pharmaceutical intermediates.