发明人孙丽萍,罗永刚,何建平. "Method for the Synthesis of Ethyl 3-oxo-1-thiaspiro[4.5]decane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 114341253 B, 授权公告日 2022-04-25.
发明人沈红梅,张德明,何建平. "A Process for Preparing High-Purity Ethyl 3-oxo-1-thiaspiro[4.5]decane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 112797239 B, 授权公告日 2019-10-23.
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