发明人王建平,郭海燕,张德明. "Method for the Synthesis of 8Lambda6-thia-1-azaspiro[4.5]decane-8,8-dione" [P]. 中国发明专利, 专利号 CN 115616965 B, 授权公告日 2016-02-13.
发明人韩伟,林芳,何建平. "A Process for Preparing High-Purity 8Lambda6-thia-1-azaspiro[4.5]decane-8,8-dione" [P]. 中国发明专利, 专利号 CN 114622432 B, 授权公告日 2017-07-26.
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