反应详情

The same process as Example 1 was repeated except that methyl (4-(2-hydroxyethyl)-3-oxo-3,4-dihydro-2H-1,4-benzoxazin-8-yloxy)acetate (187 mg) and 1,1-diphenylethanethiol (270 ml) were used to obtain the object compound (172.5 mg, yield 42%).