Schröder R, Stevens L M, Kumar R. "一种的合成方法" [P]. US Patent, US 9316163 B2, 2019-04-22.
Fischer A B, Kumar R, Stevens L M. "Method for the Synthesis of 2-(2-Piperidinyl)ethyl cyclobutanecarboxylatehydrochloride" [P]. US Patent, US 10785866 B2, 2023-11-03.
发明人高志强,韩伟,王建平. "A Process for Preparing High-Purity 2-(2-Piperidinyl)ethyl cyclobutanecarboxylatehydrochloride" [P]. 中国发明专利, 专利号 CN 112873840 B, 授权公告日 2019-12-10.
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". Biomed. Chromatogr., 2011, 410, (9), 5468-5492.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2020, 2402, (12), 7894-7913.