6,7-dimethyl-6,7-DIHYDRO-5H-CYCLOPENTAPYRAZINE-2-CARBOXYLIC acid 、 (1r,4r)-4-methylcyclohexan-1-amine 在
O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate 、
N,N-二异丙基乙胺 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
反应 48.0h,
生成
6,7-DIMETHYL-N-(TRANS-4-METHYLCYCLOHEXYL)-6,7-DIHYDRO-5H-CYCLOPENTA[B]PYRAZINE-2-carboxamide