2-(4-fluorophenoxy)-terephthalic acid dimethyl ester 、
2-(2-Methoxy-phenoxy)-terephthalic acid dimethyl ester 在
7-fluoro-9-oxo-9H-xanthene-3-carboxylic acid methyl ester 作用下,
以the title compound 7-fluoro-9-oxo-9H-xanthene-3-carboxylic acid methyl ester, 2e was obtained的产率得到7-fluoro-9-oxo-9H-xanthene-3-carboxylic acid methyl ester