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Catsyn? 2-(3,4-Dihydro-2H-pyran-5-YL)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane | CAS 1046811-99-7?? ?? ??? ?????. ? ??? C11H19BO3??, ???? 210.08g/mol??, ??? ????? NLT 98%???.