发明人徐明华,赵玉洁,郑宇鹏. "Method for the Synthesis of 3-(Cyclobutanecarboxamido)-2,2,3-trimethylbutanoic acid" [P]. 中国发明专利, 专利号 CN 109316103 A, 授权公告日 2018-04-28.
发明人钱学锋,罗永刚,李文辉. "A Process for Preparing High-Purity 3-(Cyclobutanecarboxamido)-2,2,3-trimethylbutanoic acid" [P]. 中国发明专利, 专利号 CN 111364049 B, 授权公告日 2019-12-10.
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