发明人朱建伟,马晓峰,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109291180 A, 授权公告日 2023-08-07.
发明人林芳,王建平,孙丽萍. "Method for the Synthesis of 3-(3-tert-Butyl-5-methyl-7-oxo-7H-furo[3,2-g]-chromen-6-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 115764373 A, 授权公告日 2021-03-03.
发明人唐晓军,高志强,韩伟. "A Process for Preparing High-Purity 3-(3-tert-Butyl-5-methyl-7-oxo-7H-furo[3,2-g]-chromen-6-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 116912711 B, 授权公告日 2022-03-22.
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