Chen K W, Yamamoto T, Kumar R. "Method for the Synthesis of 4-Ethyl-2-(3-methoxyphenyl)oxazole" [P]. US Patent, US 10027453 B2, 2024-09-21.
发明人郑宇鹏,徐明华,钱学锋. "A Process for Preparing High-Purity 4-Ethyl-2-(3-methoxyphenyl)oxazole" [P]. 中国发明专利, 专利号 CN 113396050 A, 授权公告日 2024-09-14.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2013, 1232, 2229-2244.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2014, 761, (2), 3489-3502.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 4-Ethyl-2-(3-methoxyphenyl)oxazole Using HRMS and NMR". Phytochemistry, 2011, 1435, 2658-2681.