7-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)spiro[fluorene-9,9'-xanthene]-2-carbonitrile

7-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)spiro[fluorene-9,9'-xanthene]-2-carbonitrile · CAS 2557600-31-2