Kumar R, Chen K W, Stevens L M. "一种的合成方法" [P]. US Patent, US 11417519 B2, 2018-05-12.
发明人冯建国,罗永刚,王建平. "Method for the Synthesis of 5-(5-((1-(3-Carboxyphenyl)-3-methyl-5-oxo-1H-pyrazol-4(5H)-ylidene)methyl)furan-2-yl)-2-chlorobenzoic acid" [P]. 中国发明专利, 专利号 CN 116425825 B, 授权公告日 2019-06-18.
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