Reaktion #964471

Reaktionsgleichung

9-Bromo-10-(2-naphthyl)anthracene

4-bromobenz[a]anthracene

→

4-(benz[a]anthracen-4-yl)benz[a]anthracene

Reaktionsbedingungen

Aufarbeitung

1. 1
   SonstigePreparation analogous to Example 7
2. 2
   SonstigeRecrystallisation four times from o-dichlorobenzene (about 15 ml/g)
3. 3
   Sonstigesublimation (p=5×10−5 mbar, T=320° C.)

Vorschrift

Preparation analogous to Example 7. 9-Bromo-10-(2-naphthyl)anthracene is replaced by 15.4 g (50 mmol) of 4-bromobenz[a]anthracene. Recrystallisation four times from o-dichlorobenzene (about 15 ml/g); sublimation (p=5×10−5 mbar, T=320° C.). Yield: 16.8 g (37 mmol), 74.0%, purity 99.9% (HPLC), Tg=130.3° C.

Quelle