发明人何建平,马晓峰,钱学锋. "Method for the Synthesis of 4-[4,4-Dimethyl-3-(2-hydroxyethyl)-5-oxo-2-thioxo-1-imidazolidinyl]-2-trifluoromethylbenzonitrile" [P]. 中国发明专利, 专利号 CN 109847163 A, 授权公告日 2024-10-21.
发明人高志强,杨光,罗永刚. "A Process for Preparing High-Purity 4-[4,4-Dimethyl-3-(2-hydroxyethyl)-5-oxo-2-thioxo-1-imidazolidinyl]-2-trifluoromethylbenzonitrile" [P]. 中国发明专利, 专利号 CN 117194885 A, 授权公告日 2016-08-04.
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