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Catsyn? 1,3,2-Dioxaborolane,2-(2E)-2-buten-1-YL-4,4,5,5-tetramethyl- | CAS 69611-02-5?? ?? ??? ?????. ? ??? C10H19BO2??, ???? 182.07g/mol??, ??? ????? NLT 98%???.