(5-Chlorosulfonyl-2,3-dihydro-benzofuran-2-yl)-acetic acid methyl ester 、
{5-[4-Methyl-2-(4-trifluoromethyl-phenyl)-thiazol-5-ylmethylsulfanyl]-2,3-dihydro-benzofuran-2-yl}-acetic acid methyl ester 在
(5-Mercapto-2,3-dihydro-benzofuran-2-yl)-acetic acid methyl ester 作用下,
生成 (5-Mercapto-2,3-dihydro-benzofuran-2-yl)-acetic acid methyl ester