Spirofluorene

C₂₅H₂₂Br₂O₃

Tsuji, HayatoTanaka, IkuEndo, KoheiYamagata, Ken-IchiNakamura, MasaharuNakamura, Eiichi

Organic letters (2009) 11, 8 1845-1847

a=6.926(3)Å   b=26.359(9)Å   c=12.135(5)Å

α=90.00°   β=99.155(5)°   γ=90.00°