(R)-methyl 6-((1-cyclobutylethyl)amino)-8-(3,4,5,6-tetrahydro-[1,1'-biphenyl]-2-yl)-7-(4-(trifluoromethyl)benzyl)-7H-purine-2-carboxylate 在
钯 氮气 、
氢气 、
甲醇 、 silica gel 、 EtOAc hexanes 、
methyl 6-(((R)-1-cyclobutylethyl)amino)-8-(2-phenylcyclohexyl)-7-(4-(trifluoromethyl)benzyl)-7H-purine-2-carboxylate 作用下,
以
甲醇 为溶剂,
25.0 ℃
、13.51 MPa
条件下,
反应 16.0h,
以afforded cis-diastereomer A, methyl 6-(((R)-1-cyclobutylethyl)amino)-8-(2-phenylcyclohexyl)-7-(4-(trifluoromethyl)benzyl)-7H-purine-2-carboxylate as a white solid and cis-diastereomer B, methyl 6-(((R)-1-cyclobutylethyl)amino)-8-(2-phenylcyclohexyl)-7-(4-(trifluoromethyl)benzyl)-7H-purine-2-carboxylate as a white solid的产率得到methyl 6-(((R)-1-cyclobutylethyl)amino)-8-(2-phenylcyclohexyl)-7-(4-(trifluoromethyl)benzyl)-7H-purine-2-carboxylate