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1,8-Diazabicyclo[5.4.0]undec-7-ene CAS6674-22-2Semi-synthetic cephalosporin antibiotic used to manufacture drugs, but also for the preparation of deacidification agent, rust inhibitor, corrosion inhibitor and other senior.
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2,3-Dimercapto-1-propanol CAS59-52-9As the antidote for arsenic, mercury, bismuth, gold, cadmium, antimony and other toxic heavy metals.
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2,3-DIMETHOXYBENZOIC ACID CAS1521-38-6Used as chemical raw materials and pharmaceutical intermediates.
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2,4-DINITROBENZALDEHYDE CAS528-75-6In organic synthesis, photography, preparation of Schiff base (Schiff's bases).