O'Brien P Q, Patel M V, Davis P L. "一种的合成方法" [P]. US Patent, US 11132118 B2, 2025-10-07.
发明人赵玉洁,孙丽萍,张德明. "Method for the Synthesis of Methyl 7-amino-2-methylbenzo[d]oxazole-5-carboxylate" [P]. 中国发明专利, 专利号 CN 113549971 B, 授权公告日 2017-02-20.
Klinger H, Chen K W, Stevens L M. "A Process for Preparing High-Purity Methyl 7-amino-2-methylbenzo[d]oxazole-5-carboxylate" [P]. US Patent, US 11202444 B2, 2025-06-02.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2018, 2277, (1), 6668-6686.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2019, 1462, 9935-9939.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 7-amino-2-methylbenzo[d]oxazole-5-carboxylate Using HRMS and NMR". Chromatographia, 2010, 752, (4), 5801-5805.