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Catsyn? (R)-5,5'-Bis(diphenylphosphino)-2,2,2',2'-tetrafluoro-4,4'-BI-1,3-benzodioxole [(R)-difluorphos] | CAS 503538-69-0?? ?? ??? ?????. ? ??? null??, ???? g/mol??, ??? ????? NLT 98%???.