2,5-二甲氧基-3-四氢呋喃缩醛 、
ethyl 7-amino-6-fluoro-3-oxo-1,2,3,4-tetrahydroquinoxaline-2-carboxylate 以
乙醇 为溶剂,
反应 3.0h,
以to obtain 333 mg of title compound as yellow powder的产率得到ethyl 7-(3-formylpyrrole-1-yl)-6-fluoro-3-oxo-1,2,3,4-tetrahydroquinoxaline-2-carboxylate