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发明人冯建国,沈红梅,钱学锋. "Method for the Synthesis of 1-Isopropyl-3-(1-((4-methoxyphenyl)sulfonyl)piperidin-4-yl)urea" [P]. 中国发明专利, 专利号 CN 111368528 A, 授权公告日 2021-02-20.
发明人周伟,何建平,冯建国. "A Process for Preparing High-Purity 1-Isopropyl-3-(1-((4-methoxyphenyl)sulfonyl)piperidin-4-yl)urea" [P]. 中国发明专利, 专利号 CN 115524805 A, 授权公告日 2024-10-07.
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