重氮甲烷 、
6-(1,1-dimethylethyl) 4,7-dihydro-4-hydroxy-1-methyl-1H-pyrazolo[3,4-c]pyridine-6(5H),7-dicarboxylate 以
二氯甲烷 为溶剂,
反应 0.33h,
以90%的产率得到4,5,6,7-tetrahydro-4-hydroxy-1-methyl-1H-pyrazolo[3,4-c]pyridine-6(5H),7-dicarboxylate of 6-(1,1-dimethylethyl) and 7-methyl