3-糠酸 、
4-tert-butyl-N-[5-(2-chloro-5-methoxy-phenoxy)-6-(2-hydroxy-ethoxy-methyl)-pyrimidin-4-yl]-benzenesulphonamide 以there was obtained furan-3-carboxylic acid 2-[6-(4-tert-butyl-phenylsulfonylamino)-5-(2-chloro-5-methoxy-phenoxy)-pyrimidin-4-ylmethoxy]-ethylester的产率得到furan-3-carboxylic acid 2-[6-(4-tert-butyl-phenylsulfonylamino)-5-(2-chloro-5-methoxy-phenoxy)-pyrimidin-4-ylmethoxy]-ethylester