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Catsyn? 2-(9,9-Dimethylfluoren-2-YL)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane | CAS 569343-09-5?? ?? ??? ?????. ? ??? C21H25BO2??, ???? 320.23g/mol??, ??? ????? NLT 98%???.