6-[3,5-bis(trifluoromethyl)benzyl]-4-chloro-2-methylthio-5,6,7,8,9,10-hexahydropyrimido[4,5-b][1,5]diazocin-5-one 、
(2-methoxyphenyl)boric acid 以to obtain 6-[3,5-bis(trifluoromethyl)benzyl]-5,6,7,8,9,10-hexahydro-4-(2-methoxyphenyl)-2-(methylthio)-5-oxopyrimido[4,5-b][1,5]diazocine (2.47 g, 89%)的产率得到6-[3,5-bis(trifluoromethyl)benzyl]-5,6,7,8,9,10-hexahydro-4-(2-meth-oxyphenyl)-2-(methylthio)-5-oxopyrimido[4,5-b] [1,5]diazocine