发明人张德明,唐晓军,高志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111296875 A, 授权公告日 2021-12-05.
发明人徐明华,郑宇鹏,孙丽萍. "Method for the Synthesis of 26563-68-8
Olean-12-en-28-oic acid, 2alpha,3alpha-dihydroxy-
2alpha,3alpha-Dihydroxyolean-12-en-28-oic acid" [P]. 中国发明专利, 专利号 CN 108282662 A, 授权公告日 2018-02-24.
发明人朱建伟,黄志刚,赵玉洁. "A Process for Preparing High-Purity 26563-68-8
Olean-12-en-28-oic acid, 2alpha,3alpha-dihydroxy-
2alpha,3alpha-Dihydroxyolean-12-en-28-oic acid" [P]. 中国发明专利, 专利号 CN 117386613 B, 授权公告日 2017-10-01.
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