反应详情

According to the procedure of example 5(b) except substituting 2-fluoro-6-(2-methoxy-4-propylphenoxy)pyridine by 2-fluoro-6-[2-methoxy-4-(trifluorovinyl)phenoxy]pyridine (0.033 mmol; 10 mg) and adding 3.5 equivalents (0.117 mmol; 117 μl) of boron tribromide, the title compound was prepared in 64% yield (0.021 mmol; 6 mg) after purification by preparative TLC on silica gel (ethyl acetate/cyclohexane—30/70).

1. customafter purification by preparative TLC on silica gel (ethyl acetate/cyclohexane—30/70)