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4,5-BIS(DIPHENYLPHOSPHINO)-9,9-DIMETHYLXANTHENE CAS161265-03-8As the ligand, for Buchwald, Suzuki coupling reaction
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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