sodium nicotinate 、 、 Pyrazinecarboxylic acid sodium 在
6-氧代-1,6-二氢-吡嗪-3-羧酸钠 作用下,
以
solution 为溶剂,
反应 16.0h,
以Altogether 0.67 mol (108 g) of 5-hydroxypyrazinecarboxylic acid-sodium salt was isolated, corresponding to a yield of 67 percent, relative to the amount of pyrazinecarboxylic acid-sodium salt的产率得到6-氧代-1,6-二氢-吡嗪-3-羧酸钠