(S)-1-[6-propyl-4-(3-trifluoromethyl-5,6-dihydro-8H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl)-thieno[2,3-d]pyrimidin-2-yl]-pyrrolidine-3-carboxylic acid 在
盐酸羟胺 、
N,N-二异丙基乙胺 、
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 16.0h,
以46%的产率得到(S)-1-[6-propyl-4-(3-trifluoromethyl-5,6-dihydro-8H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl)-thieno[2,3-d]pyrimidin-2-yl]-pyrrolidine-3-carboxylic acid hydroxyamide