发明人郭海燕,刘建华,韩伟. "Method for the Synthesis of cis-1,3,3a,4,6,6a-hexahydrocyclopenta[c]thiophen-5-one" [P]. 中国发明专利, 专利号 CN 108950514 A, 授权公告日 2015-06-05.
发明人李文辉,刘建华,沈红梅. "A Process for Preparing High-Purity cis-1,3,3a,4,6,6a-hexahydrocyclopenta[c]thiophen-5-one" [P]. 中国发明专利, 专利号 CN 109635872 A, 授权公告日 2022-12-11.
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