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发明人郑宇鹏,孙丽萍,杨光. "Method for the Synthesis of 3-((5-(5-Chloro-2-hydroxybenzylidene)-3-methyl-4-oxothiazolidin-2-ylidene)amino)benzoic acid" [P]. 中国发明专利, 专利号 CN 109069290 A, 授权公告日 2017-05-21.
Chen K W, Davis P L, Schröder R. "A Process for Preparing High-Purity 3-((5-(5-Chloro-2-hydroxybenzylidene)-3-methyl-4-oxothiazolidin-2-ylidene)amino)benzoic acid" [P]. US Patent, US 9682128 B2, 2018-12-28.
参考文献 Literature
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