(1R,2R,4S)-1,3,3-trimethylbicyclo[2.2.1]heptan-2-amine hydrochloride 、
(R)-3-benzo[b]thiophen-3-yl-2-phenylmethane-sulphonylamino-propionic acid 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 72.0h,
以23%的产率得到3-benzo[b]thiophen-3-yl-2(R)-phenylmethane-sulphonylamino-N-(1,3,3-trimethylbicyclo[2.2.1]hept-2-yl)-propionamide