H-Ile thioamide 、 (R/S)-3-((S)-2-benzyloxycarbonylamino-3-methyl-pentanoylamino)-6,8-dichloro-2,3,4,9-tetrahydro-1H-carbazole-3-carboxylic acid 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
DMF (N,N-dimethyl-formamide) 为溶剂,
反应 0.05h,
以19%的产率得到benzyl{(S)-1-[(R)-6,8-dichloro-3-((S)-2-methyl-1-thiocarbamoylbutylcarbamoyl)-2,3,4,9-tetrahydro-1H-carbazol-3-ylcarbamoyl]-2-methylbutyl}carbamate