Schröder R, Johansson L, Sørensen M. "一种的合成方法" [P]. European Patent, EP 3349979 A1, 2019-10-23.
发明人何建平,冯建国,张德明. "Method for the Synthesis of Methyl 2-ethyl-2-(isopropylamino)butanoate" [P]. 中国发明专利, 专利号 CN 117355805 B, 授权公告日 2020-01-16.
发明人刘建华,周伟,徐明华. "A Process for Preparing High-Purity Methyl 2-ethyl-2-(isopropylamino)butanoate" [P]. 中国发明专利, 专利号 CN 110121497 A, 授权公告日 2020-08-14.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2025, 1803, (10), 7354-7366.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2025, 455, (11), 3955-3970.