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Bis(trifluoromethane)sulfonimide CAS82113-65-3Strong acid, used in the preparation of high efficient lewis acid catalysts
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3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS2421-28-5Monomer for the synthesis of high temperature polymer material monomer.
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3-CHLORO-4-FLUOROANILINE CAS367-21-5Are important intermediates for synthesis of gatifloxacin
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1,3-DIHYDROXYACETONE DIMER CAS62147-49-3A kind of important biochemical raw materials, chemical industry, medicine, pesticide intermediates and multifunctional food additive