反应详情

In analogy to Example 62, step 1, 6-[2-(2-chloro-4-hydroxy-phenyl)-1-hydroxy-1-trifluoromethyl-propyl]-4-ethyl-4H-benzo[1,4]oxazin-3-one (Example 64, step 5) was reacted with methyl-6-chloro-4-(trifluoromethyl)nicotinate and DABCO to give the title compound as a white solid. MS (m/e)=633.4 [M+H+].