反应详情

Acylation of 5-chloro-2-phenylbenzofuran with 4-methoxybenzenesulfonyl chloride as described in Example 1 followed by demethylation of the 5-chloro-3-(4-methoxyphenylsulfonyl)-2-phenylbenzofuran thus formed also as described therein, gives 5-chloro-3-(4-hydroxyphenylsulfonyl)-2-phenylbenzofuran.

1. customthus formed also