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发明人李文辉,何建平,刘建华. "Method for the Synthesis of 53700-45-1
Methyl (2E)-(3-oxo-3,4-dihydroquinoxalin-2(1H)-ylidene)acetate
MFCD00717220" [P]. 中国发明专利, 专利号 CN 112749503 B, 授权公告日 2025-03-07.
发明人朱建伟,杨光,张德明. "A Process for Preparing High-Purity 53700-45-1
Methyl (2E)-(3-oxo-3,4-dihydroquinoxalin-2(1H)-ylidene)acetate
MFCD00717220" [P]. 中国发明专利, 专利号 CN 114129950 B, 授权公告日 2018-01-12.
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