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Catsyn? 4,4,5,5-Tetramethyl-2-(1-phenylnaphthalen-4-YL)-1,3,2-dioxaborolane | CAS 1422181-38-1?? ?? ??? ?????. ? ??? C22H23BO2??, ???? 330.23g/mol??, ??? ????? NLT 98%???.