磷酸二氢氨基丙酯 、
7-{6-[(ethylcarbamoyl)amino]-4-[4-(trifluoromethyl)-1,3-thiazol-2-yl]pyridin-3-yl}-1-[(5-methyl-1,2,4-oxadiazol-3-yl)methyl]-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 在
三乙胺 、 Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-) 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 2.17h,
以28.6%的产率得到3-{[(7-{6-[(ethylcarbamoyl)amino]-4-[4-(trifluoromethyl)-1,3-thiazol-2-yl]pyridin-3-yl}-1-[(5-methyl-1,2,4-oxadiazol-3-yl)methyl]-4-oxo-1,4-dihydroquinolin-3-yl)carbonyl]amino}propyl dihydrogen phosphate