发明人韩伟,杨光,陈志强. "Method for the Synthesis of 3-Butyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117795453 B, 授权公告日 2021-02-08.
发明人何建平,高志强,孙丽萍. "A Process for Preparing High-Purity 3-Butyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112576110 A, 授权公告日 2020-08-12.
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