反应详情

By the reactions in the same manner as in Starting Material Synthesis Example 5 using 2-(4,4-dimethyloxazolin-2-yl)-4-methoxybenzo(b)furan (6.11 g) and boron tribromide (6.11 ml), the title compound (5.03 g) was obtained as pale-yellow crystals, melting point 187-188° C.