发明人高志强,韩伟,张德明. "Method for the Synthesis of 2-Amino-2-(3-ethoxy-4-hydroxyphenyl)acetic acid" [P]. 中国发明专利, 专利号 CN 113427631 A, 授权公告日 2015-08-28.
发明人韩伟,郭海燕,林芳. "A Process for Preparing High-Purity 2-Amino-2-(3-ethoxy-4-hydroxyphenyl)acetic acid" [P]. 中国发明专利, 专利号 CN 112364698 A, 授权公告日 2023-02-13.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2023, 1438, (5), 7557-7580.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2013, 1635, (1), 305-332.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 2-Amino-2-(3-ethoxy-4-hydroxyphenyl)acetic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2014, 1235, (12), 1812-1837.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2012, 145, 9550-9569.