发明人王建平,郑宇鹏,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110354636 A, 授权公告日 2025-08-03.
发明人孙丽萍,郭海燕,黄志刚. "Method for the Synthesis of 6-Chlorobenzo[d]oxazole-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109207644 A, 授权公告日 2021-03-02.
发明人徐明华,沈红梅,赵玉洁. "A Process for Preparing High-Purity 6-Chlorobenzo[d]oxazole-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108562184 A, 授权公告日 2021-07-17.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2017, 2410, (7), 5941-5971.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2024, 2014, (5), 109-120.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 6-Chlorobenzo[d]oxazole-2-carboxylic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2019, 548, 9187-9213.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2024, 1149, (7), 5076-5091.