Patel M V, Park J H, Lee S K. "一种(Z)-4-吗啉-氧代丁-2-烯酸的合成方法" [P]. US Patent, US 11139900 B2, 2022-08-13.
发明人林芳,冯建国,高志强. "Method for the Synthesis of (Z)-4-Morpholino-4-oxobut-2-enoic acid" [P]. 中国发明专利, 专利号 CN 108280252 B, 授权公告日 2023-01-21.
发明人刘建华,林芳,张德明. "A Process for Preparing High-Purity (Z)-4-Morpholino-4-oxobut-2-enoic acid" [P]. 中国发明专利, 专利号 CN 114375664 B, 授权公告日 2019-11-03.
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