发明人赵玉洁,郑宇鹏,马晓峰. "Method for the Synthesis of N-(5-Chloro-2-methoxyphenyl)-2-(6-methyl-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)acetamide" [P]. 中国发明专利, 专利号 CN 110988843 A, 授权公告日 2017-12-06.
Patel M V, Lee S K, Johnson M A. "A Process for Preparing High-Purity N-(5-Chloro-2-methoxyphenyl)-2-(6-methyl-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)acetamide" [P]. US Patent, US 10115551 B2, 2015-01-03.
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