4-[5-(cyclopropylmethoxy)-1,3-benzodioxol-4-yl]-5H-pyrrolo[3,2-d]pyrimidine-7-carboxylic acid 、
2-{1-[(2S)-2-amino-3-(pyridin-3-yl)propanoyl]piperidin-4-yl}-6-(7-methoxy-2,2-dimethyl-2,3-dihydro-1-benzofuran-4-yl)-4,4-dimethyl-4,5-dihydropyridazin-3(2H)-one 在
(1-cyano-2-ethoxy-2-oxoethylidenaminooxy)dimethylaminomorpholinocarbenium hexafluorophosphate 、
N,N-二异丙基乙胺 作用下,
以
二氯甲烷 为溶剂,
反应 3.0h,
生成 4-[5-(cyclopropylmethoxy)-1,3-benzodioxol-4-yl]-N-[(2S)-1-{4-[3-(7-methoxy-2,2-dimethyl-2,3-dihydro-1-benzofuran-4-yl)-5,5-dimethyl-6-oxo-5,6-dihydropyridazin-1(4H)-yl]piperidin-1-yl}-1-oxo-3-(pyridin-3-yl)propan-2-yl]-5H-pyrrolo[3,2-d]pyrimidine-7-carboxamide