methyl (2S,4R)-4-(7-ethenylisoquinolin-1-yl)oxypyrrolidine-2-carboxylate 、
(2S)-cyclopentyl(hept-6-en-1-ylamino)ethanoic 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
二氯甲烷 为溶剂,
以82%的产率得到methyl (4R)-1-[(2S)-2-cyclopentyl-2-(hept-6-en-1-ylamino)acetyl]-4-[(7-ethenylisoquinolin-1-yl)oxy]-L-prolinate