发明人王建平,罗永刚,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108083983 A, 授权公告日 2024-12-06.
发明人钱学锋,马晓峰,孙丽萍. "Method for the Synthesis of 1,4-Benzodioxin-5-propanoic acid, 2,3-dihydro-" [P]. 中国发明专利, 专利号 CN 110244358 B, 授权公告日 2022-06-26.
发明人赵玉洁,罗永刚,陈志强. "A Process for Preparing High-Purity 1,4-Benzodioxin-5-propanoic acid, 2,3-dihydro-" [P]. 中国发明专利, 专利号 CN 109206227 A, 授权公告日 2017-07-24.
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