(1R,2S)-1-氨基-2-乙烯基环丙烷甲酸甲酯盐酸盐 、
(4R)-1-(tert-butoxycarbonyl)-4-[(2-pyridin-2-ylthieno[2,3-d]pyrimidin-4-yl)oxy]-L-proline 在
二甲胺 、
三乙胺 、 Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-) 作用下,
反应 18.0h,
以73%的产率得到tert-butyl (2S,4R)-2-({[(1R,2S)-1-(methoxycarbonyl)-2-vinylcyclopropyl]amino}carbonyl)-4-[(2-pyridin-2-ylthieno[2,3-d]pyrimidin-4-yl)oxy]pyrrolidine-1-carboxylate