发明人林芳,王建平,陈志强. "Method for the Synthesis of Isopropyl (1r,3r)-1-amino-3-ethoxycyclobutane-1-carboxylate" [P]. 中国发明专利, 专利号 CN 110129969 A, 授权公告日 2021-10-10.
发明人孙丽萍,沈红梅,徐明华. "A Process for Preparing High-Purity Isopropyl (1r,3r)-1-amino-3-ethoxycyclobutane-1-carboxylate" [P]. 中国发明专利, 专利号 CN 109297289 A, 授权公告日 2025-06-27.
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., 2021, 1849, 8551-8574.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2018, 2042, (8), 4979-4994.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Isopropyl (1r,3r)-1-amino-3-ethoxycyclobutane-1-carboxylate Using HRMS and NMR". J. Sep. Sci., 2010, 985, 7210-7231.