Williams B T, Lee S K, Yamamoto T. "一种的合成方法" [P]. US Patent, US 10902147 B2, 2023-07-17.
发明人沈红梅,韩伟,冯建国. "Method for the Synthesis of Ethyl 5-chlorobenzo[d]oxazole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 112501640 A, 授权公告日 2019-11-14.
Kowalski A, Rossi M, Mueller T C. "A Process for Preparing High-Purity Ethyl 5-chlorobenzo[d]oxazole-2-carboxylate" [P]. European Patent, EP 3217987 A1, 2020-05-02.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2023, 363, (11), 1462-1488.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2014, 2475, 4396-4414.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 5-chlorobenzo[d]oxazole-2-carboxylate Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2021, 1667, (4), 9270-9292.