发明人沈红梅,黄志刚,刘建华. "Method for the Synthesis of 8-(4-Methoxyphenyl)-1,4-dioxaspiro[4.5]decane-8-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108391296 A, 授权公告日 2022-01-18.
发明人唐晓军,朱建伟,何建平. "A Process for Preparing High-Purity 8-(4-Methoxyphenyl)-1,4-dioxaspiro[4.5]decane-8-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111834833 A, 授权公告日 2022-04-14.
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