反应详情

3-Bromobenzo[b]furan [Mason et al., J. Chem. Soc., p. 3150 (1931)] is reacted with n-butyl lithium and then with alloxan, following the procedure of Example 5, to yield 5-(3-benzo[b]furyl)-5-hydroxy-2,4,6(1H,3H,5H)pyrimidinetrione.