Reaktion #964472

Reaktionsgleichung

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

benzene-1,4-diboronic acid

→

1,4-bis(benz[a]anthracen-4-yl)benzene

Reaktionsbedingungen

Aufarbeitung

1. 1
   SonstigePreparation analogous to Example 7
2. 2
   SonstigeRecrystallisation five times from o-dichlorobenzene (about 20 ml/g)
3. 3
   Sonstigesublimation (p=5×10−5 mbar, T=400° C.)

Vorschrift

Preparation analogous to Example 7. 9-Bromo-10-(2-naphthyl)anthracene is replaced by 4.1 g (25 mmol) of benzene-1,4-diboronic acid. Recrystallisation five times from o-dichlorobenzene (about 20 ml/g); sublimation (p=5×10−5 mbar, T=400° C.). Yield: 11.1 g (21 mmol), 84.0%, purity 99.9% (HPLC).

Quelle