7-[[(7R)-7-ethyl-8-isopropyl-5-methyl-6-oxo-7H-pteridin-2-yl]amino]-2,3-dihydrobenzofuran-4-carboxylic acid 、
2-(1H-Benzotriazole-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate 、
N,N-二异丙基乙胺 、
(2S)-1-amino-3-(4-methylpiperazin-1-yl)propan-2-ol 、
disodium;carbonate 在
二氯甲烷 、
氯化钠 、
Sodium sulfate-III 、 silica gel 、
7-[[(7R)-7-ethyl-8-isopropyl-5-methyl-6-oxo-7H-pteridin-2-yl]amino]-N-[(2S)-2-hydroxy-3-(4-methylpiperazin-1-yl)propyl]-2,3-dihydrobenzofuran-4-carboxamide 作用下,
以
二氯甲烷 为溶剂,
反应 2.0h,
以to obtain the title compound 7-[[(7R)-7-ethyl-8-isopropyl-5-methyl-6-oxo-7H-pteridin-2-yl]amino]-N-[(2S)-2-hydroxy-3-(4-methylpiperazin-1-yl)propyl]-2,3-dihydrobenzofuran-4-carboxamide 32 (40 mg, yield: 20.0%) as a white solid的产率得到7-[[(7R)-7-ethyl-8-isopropyl-5-methyl-6-oxo-7H-pteridin-2-yl]amino]-N-[(2S)-2-hydroxy-3-(4-methylpiperazin-1-yl)propyl]-2,3-dihydrobenzofuran-4-carboxamide