(4S,6S)-4-(2-fluoro-5-iodophenyl)-4-methyl-6-(trifluoromethyl)-5 ,6-dihydro-4H-1,3-oxazin-2-amine 、
2-((Trimethylsilyl)ethynyl)thiazole-5-carbonitrile 以to give 2-((3-((4S,6S)-2-amino-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-4-yl)-4-fluorophenyl)ethynyl)thiazole-5-carbonitrile as off-white solid的产率得到2-((3-((4S,6S)-2-amino-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-4-yl)-4-fluorophenyl)ethynyl)thiazole-5-carbonitrile