发明人张德明,何建平,罗永刚. "Method for the Synthesis of 4-(ethoxycarbonyl)oxane-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110036651 A, 授权公告日 2021-04-26.
发明人李文辉,何建平,钱学锋. "A Process for Preparing High-Purity 4-(ethoxycarbonyl)oxane-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108350851 B, 授权公告日 2015-02-01.
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