(A) cost effective preparation of safe brominating reagent having high atom efficiency (B) Processes for preparation of several commercially important bromo derivatives and pharmaceutical intermediates utilizing the reagent
Implementing Organization
Central Salt & Marine Chemicals Research Institute (CSMCRI)
About
The present invention relates to a non-hazardous brominating reagent from an aqueous alkaline bromine byproduct solution obtained from bromine recovery plant and containing 25 to 35% bromine dissolved in aqueous lime or sodium hydroxide containing alkali bromide and alkali bromate mixture having bromide to bromate stoichiometric ratio in the range of 5:1 to 5.1:1 or 2:1 to 2.1:1 and a pH ranging between 8-12 and also relates to a method for borminating aromatic compounds by using the above brominating agent
Central Salt & Marine Chemicals Research Institute (CSMCRI)
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