发明人黄志刚,陈志强,胡光. "Method for the Synthesis of (Z)-4-Oxo-4-((pyridin-3-ylmethyl)amino)but-2-enoic acid" [P]. 中国发明专利, 专利号 CN 113662209 B, 授权公告日 2017-08-09.
Chen K W, Anderson J P, Williams B T. "A Process for Preparing High-Purity (Z)-4-Oxo-4-((pyridin-3-ylmethyl)amino)but-2-enoic acid" [P]. US Patent, US 10590468 B2, 2015-06-01.
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