发明人李文辉,郭海燕,胡光. "Method for the Synthesis of 6-(Phenylsulfonyl)-2-oxaspiro[3.3]Heptane" [P]. 中国发明专利, 专利号 CN 116076932 B, 授权公告日 2025-10-10.
发明人罗永刚,冯建国,王建平. "A Process for Preparing High-Purity 6-(Phenylsulfonyl)-2-oxaspiro[3.3]Heptane" [P]. 中国发明专利, 专利号 CN 113739001 A, 授权公告日 2021-12-03.
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