发明人李文辉,张德明,郭海燕. "Method for the Synthesis of 3-(Benzo[d][1,3]dioxol-5-yl)-6-chloro-2H-chromen-2-one" [P]. 中国发明专利, 专利号 CN 117356487 B, 授权公告日 2021-06-23.
发明人朱建伟,郑宇鹏,冯建国. "A Process for Preparing High-Purity 3-(Benzo[d][1,3]dioxol-5-yl)-6-chloro-2H-chromen-2-one" [P]. 中国发明专利, 专利号 CN 116957909 B, 授权公告日 2020-01-09.
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