Chemical Research Letters, May 2021. Catalysts allow a reaction to proceed via a pathway that has a lower activation energy than the uncatalyzed reaction.Formula: C8H4Br2S, such as the rate of change in the concentration of reactants or products with time.In a article, mentioned the application of 6287-82-7, Name is 2,3-Dibromobenzo[b]thiophene, molecular formula is C8H4Br2S
Symmetrical and unsymmetrical heteroacenes containing thiophene and pyrrole rings were synthesized. The unsymmetrical heteroacene was synthesized in two steps involving an unexpected palladium catalyzed amination of alkyl or aryl amines with benzo[b]thiophene followed by a copper catalyzed coupling. The symmetrical heteroacene was obtained by a palladium catalyzed amination reaction and also by a copper catalyzed amidation reaction. The crystal structure, photophysical and electrochemical properties of symmetrical and unsymmetrical heteroacenes are described.
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Reference：
Benzothiophene – Wikipedia,
Benzothiophene | C8H6S – PubChem