5-Methyl-3-nitro-4-oxo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine-2-carboxamide 在
钯氢气 、 甲醇 作用下,
以
溶剂黄146 为溶剂,
反应 48.0h,
以to give the titled compound (450 mg, yield 86%) as a white solid的产率得到3-Amino-5-methyl-4-oxo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine-2-carboxamide