2-isothiocyanato-3,5-dimethylpyrazine 、 (5S)-5-amino-2-(cyclopropanecarbonylamino)-N-(cyclopropylmethyl)-4,5,6,7-tetrahydrobenzothiophene-3-carboxamide 在
N,N-二异丙基乙胺 作用下,
以
二氯甲烷 为溶剂,
反应 1.0h,
以100%的产率得到(5S)-2-(cyclopropanecarbonylamino)-N-(cyclopropylmethyl)-5-[(3,5-dimethylpyrazin-2-yl)carbamothioylamino]-4,5,6,7-tetrahydrobenzothiophene-3-carboxamide