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2,4-DINITROBENZALDEHYDE CAS528-75-6In organic synthesis, photography, preparation of Schiff base (Schiff's bases).
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2,5-DIMETHOXYTETRAHYDROFURAN CAS696-59-3For the atropine sulfate choline drug intermediates. Also used as a photographic requests.
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2,6-DIFLUOROBENZONITRILE CAS1897-52-52, 6- two Fluorobenzonitrile is an important intermediate for benzoylurea insecticide in the synthetic process, for the synthesis of an intermediate 2, 6- two fluorobenzamide, diflubenzuron, Hexaflumuron, finally obtained chlorfluazuron, lufenuron pesticide varieties.