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4-(DIMETHYLAMINO)PHENYLDIPHENYLPHOSPHINE CAS739-58-2Organic phosphorus compounds; aromatic hydrocarbons
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4,4'-Diaminodiphenylsulfone CAS80-08-0Used as a medicine, macromolecule material intermediates
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Diphenyl ether CAS101-84-8Used as a heat transfer medium, also used in organic synthesis.
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Diphenylphosphoryl azide CAS26386-88-9Used in organic synthesis, medicine synthesis and synthetic peptide compounds.