发明人李文辉,杨光,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113728376 A, 授权公告日 2022-05-18.
Hughes D C, Anderson J P, Johnson M A. "Method for the Synthesis of Methyl 3-benzamido-2-oxo-6-[(E)-2-[(4-phenoxyphenyl)amino]ethenyl]-2H-pyran-5-carboxylate" [P]. US Patent, US 10008216 B2, 2016-10-20.
发明人赵玉洁,郑宇鹏,林芳. "A Process for Preparing High-Purity Methyl 3-benzamido-2-oxo-6-[(E)-2-[(4-phenoxyphenyl)amino]ethenyl]-2H-pyran-5-carboxylate" [P]. 中国发明专利, 专利号 CN 113346002 B, 授权公告日 2017-12-07.
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