发明人罗永刚,马晓峰,张德明. "Method for the Synthesis of 4-(Chloromethyl)-6-ethyl-2H-chromen-2-one" [P]. 中国发明专利, 专利号 CN 109293982 A, 授权公告日 2017-09-09.
发明人陈志强,郭海燕,罗永刚. "A Process for Preparing High-Purity 4-(Chloromethyl)-6-ethyl-2H-chromen-2-one" [P]. 中国发明专利, 专利号 CN 117736269 B, 授权公告日 2025-11-13.
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