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Catsyn? 2-Hydroxy-4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-YL)-benzaldehyde | CAS 1816937-59-3?? ?? ??? ?????. ? ??? C13H17BO4??, ???? 248.08g/mol??, ??? ????? NLT 98%???.