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Catsyn? 2-[3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-YL)phenoxy]tetrahydro-2H-pyran | CAS 850568-69-3?? ?? ??? ?????. ? ??? C17H25BO4??, ???? 304.19g/mol??, ??? ????? NLT 98%???.