反应详情

To 3-[5-(4-amidinophenoxycarbonyl)thiophen-2-yl]-2-methylpropenoic acid tert-butyl ester (0.63 g) was added trifluoroacetic acid (5 mL), and the mixture was stirred for 30 minutes. The solvent was evaporated to give the title compound (0.62 g).

1. customThe solvent was evaporated