发明人郭海燕,冯建国,黄志刚. "一种氢氧化2-甲基-5-苯基-3-(3-硫代丙基)苯并恶唑正离子钠盐的合成方法" [P]. 中国发明专利, 专利号 CN 112868391 A, 授权公告日 2016-05-03.
Schröder R, Nielsen H, Lefèvre J P. "Method for the Synthesis of 3-(2-Methyl-5-phenylbenzo[d]oxazol-3-ium-3-yl)propane-1-sulfonate" [P]. European Patent, EP 3463797 A1, 2022-08-03.
发明人李文辉,周伟,郭海燕. "A Process for Preparing High-Purity 3-(2-Methyl-5-phenylbenzo[d]oxazol-3-ium-3-yl)propane-1-sulfonate" [P]. 中国发明专利, 专利号 CN 115992540 A, 授权公告日 2016-04-02.
参考文献 Literature
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