发明人王建平,郭海燕,马晓峰. "一种呋喃唑酮杂质6的合成方法" [P]. 中国发明专利, 专利号 CN 111861317 A, 授权公告日 2021-12-21.
发明人朱建伟,胡光,赵玉洁. "Method for the Synthesis of Furazolidone Impurity 6" [P]. 中国发明专利, 专利号 CN 110062047 B, 授权公告日 2019-09-01.
发明人马晓峰,徐明华,韩伟. "A Process for Preparing High-Purity Furazolidone Impurity 6" [P]. 中国发明专利, 专利号 CN 111496553 A, 授权公告日 2019-08-27.
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