1-cyclopentyl-6-oxo-5-(2-oxopyrrolidin-1-yl)-1,6-dihydropyridine-3-carboxylic acid 、
tert-butyl (3R,4R)-3-amino-4-hydroxy-4-phenylbutyl-((S)-6-ethyl-2,2-spirocyclobutyl-3,4-dihydro-2H-chromen-4-yl)carbamate 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-) 、
盐酸 作用下,
以
二氯甲烷 、
乙醚 为溶剂,
反应 5.33h,
生成 1-cyclopentyl N-((1R,2R)-4-((S)-6-ethyl-2,2-spirocyclobutyl-3,4-dihydro-2H-chromen-4-ylamino)-1-hydroxy-1-phenylbutan-2-yl)-6-oxo-5-(2-oxopyrrolidin-1-yl)-1,6-dihydropyridine-3-carboxamide