发明人郭海燕,马晓峰,徐明华. "Method for the Synthesis of 5-(2-(Methylsulfonyl)propan-2-yl)-1,2,4-oxadiazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110779438 A, 授权公告日 2023-10-13.
发明人陈志强,郑宇鹏,朱建伟. "A Process for Preparing High-Purity 5-(2-(Methylsulfonyl)propan-2-yl)-1,2,4-oxadiazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116899355 B, 授权公告日 2018-03-09.
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