2-methyl-8-(naphthalen-1-ylmethyl)-6-oxo-9-(3-(trifluoromethyl)phenyl)-3,4-dihydro-2H,6H-pyrido[1,2-e][1,2,5]thiadiazine-4-carboxylic acid 1,1-dioxide 在
碳酸氢铵 、
N,N-二异丙基乙胺 、 N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 16.0h,
以13.36%的产率得到2-methyl-8-(naphthalen-1-ylmethyl)-6-oxo-9-(3-(trifluoromethyl)phenyl)-3,4-dihydro-2H,6H-pyrido[1,2-e][1,2,5]thiadiazine-4-carboxamide 1,1-dioxide