(R)-1-methyl-3-((quinuclidin-3-ylamino)methyl)-1H-indole-4-carboxylic acid 在
O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
生成
6-[(3R)-1-azabicyclo[2.2.2]octan-3-yl]-2-methyl-2,6-diazatricyclo[6.3.1.04,12]dodeca-1(11),3,8(12),9-tetraen-7-one