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Catsyn? 2'-Bromo-2,7-di-tert-butyl-9,9'-spirobifluorene | CAS 393841-81-1?? ?? ??? ?????. ? ??? C33H31Br??, ???? 507.50g/mol??, ??? ????? ???.
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2-Bromo-7-chloro-fluorenone
9-Bromo-7,7-Dimethyl-7H-Benzo[C]Fluorene
2-Amino-3-(1-naphthyl)-9,9-dimethylfluorene