trans-2-cyclohexylcarbamoyl-3-(2-diethylamino-ethyl)-4-oxo-10-oxa-3-aza-tricyclo[5.2.1.0*1,5*]dec-8-ene-6-carboxylic acid triethylamine salt 、
3,4-二氯苯胺 在
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
二氯甲烷 为溶剂,
反应 24.0h,
以42%的产率得到trans-3-(2-diethylamino-ethyl)-4-oxo-10-oxa-3-aza-tricyclo[5.2.1.0*1,5*]dec-8-ene-2,6-dicarboxylic acid 2-cyclohexylamide 6-[(3,4-dichloro-phenyl)-amide]