发明人刘建华,朱建伟,孙丽萍. "一种2-硫代-2,3-二氢吡啶-4(1H)-酮的合成方法" [P]. 中国发明专利, 专利号 CN 116832668 A, 授权公告日 2017-02-13.
发明人周伟,徐明华,郭海燕. "Method for the Synthesis of 2-Thioxo-2,3-dihydropyridin-4(1H)-one" [P]. 中国发明专利, 专利号 CN 114824724 A, 授权公告日 2025-03-12.
发明人高志强,徐明华,张德明. "A Process for Preparing High-Purity 2-Thioxo-2,3-dihydropyridin-4(1H)-one" [P]. 中国发明专利, 专利号 CN 110114980 B, 授权公告日 2015-04-26.
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