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2,3-DICHLOROBENZALDEHYDE CAS6334-18-5Felodipine used as drug intermediates, also used as a dye intermediates
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2,7-Dibromofluorene CAS16433-88-8Pharmaceutical intermediates, also is important intermediates for the synthesis of photoelectric material
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trans-Diamminedichloropalladium(II) CAS13782-33-7Used for the determination of carbon monoxide and palladium plating, etc