反应详情

Starting with a solution of 6.29 g (36.1 mmol) of 6-methoxy-2-naphthalenol, 12.58 g (72.2 mmol) of triethyl orthoacrylate and 1.84 g (18.1 mmol) of trimethylacetic acid in 70 mL of toluene, the title compound (7.12 g; 86.4%) was obtained as a white solid, mp 122°-123° C., using the procedure of example 220.