发明人周伟,张德明,李文辉. "Method for the Synthesis of 3-chloro-4-methyl-2-oxo-2H-chromen-7-yl 3,3-dimethylbutan-2-yl methylphosphonate" [P]. 中国发明专利, 专利号 CN 114079454 A, 授权公告日 2022-05-06.
发明人黄志刚,马晓峰,高志强. "A Process for Preparing High-Purity 3-chloro-4-methyl-2-oxo-2H-chromen-7-yl 3,3-dimethylbutan-2-yl methylphosphonate" [P]. 中国发明专利, 专利号 CN 116440607 A, 授权公告日 2017-11-14.
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