3-bromo-2-phenyl-4H-chromen-4-one → 7-Amino-3-bromo-2-phenyl-1-benzopyran-4-one

Beteiligte Stoffe

Reaktionsschritte

Following the procedure for 3-bromo-2-phenyl-1-benzopyran-4-one, 7-amino-2-phenyl-1-benzopyran-4-one (1.08 g, 4.55 mmol) was reacted to give the title compound as a yellow solid (1.15 g, 80%). 1H-NMR (400 MHz, CDCl3) δ 7.97-8.02 (m, 3H), 7.53-7.56 (m, 3H), 6.79-6.82 (m, 2H), 4.77 (bs, 2H).

Herkunft & Nachweise