发明人马晓峰,郑宇鹏,李文辉. "Method for the Synthesis of (R)-2,2',3,3'-Tetrahydro-1,1'-spirobi[indene]-7,7'-diyl bis(trifluoromethanesulfonate)" [P]. 中国发明专利, 专利号 CN 114430366 A, 授权公告日 2019-09-08.
发明人胡光,陈志强,林芳. "A Process for Preparing High-Purity (R)-2,2',3,3'-Tetrahydro-1,1'-spirobi[indene]-7,7'-diyl bis(trifluoromethanesulfonate)" [P]. 中国发明专利, 专利号 CN 117820671 B, 授权公告日 2017-02-20.
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