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Catsyn? 1,3,2-Dioxaborolane, 4,4,5,5-tetramethyl-2-(2-methyl-1-propenyl)- | CAS 126689-00-7?? ?? ??? ?????. ? ??? C10H19BO2??, ???? 182.07g/mol??, ??? ????? NLT 98%???.