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Catsyn? 2'-Bromo-2,7,7'-tri-tert-butyl-9,9-spirobifluorene?? ?? ??? ?????. ? ??? C37H39Br??, ???? 563.61g/mol??, ??? ????? NLT 98%???.
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4-Bromo-9,9-diphenylfluorene
2-Bromo-7-iodo-9,9-diphenylfluorene
2-Bromo-7-chloro-9,9-dimethyl fluoren