Davis P L, Park J H, Brown S R. "一种的合成方法" [P]. US Patent, US 9169232 B2, 2015-03-10.
Schröder R, O'Brien P Q, Park J H. "Method for the Synthesis of 1-(4-Methylpiperazin-1-yl)cyclopentane-1-carboxylic acid" [P]. US Patent, US 10031961 B2, 2018-02-12.
Martínez F, Björnsson E, Nielsen H. "A Process for Preparing High-Purity 1-(4-Methylpiperazin-1-yl)cyclopentane-1-carboxylic acid" [P]. European Patent, EP 3868398 A1, 2024-07-16.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2025, 1393, (10), 5586-5592.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2019, 881, (4), 6673-6693.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 1-(4-Methylpiperazin-1-yl)cyclopentane-1-carboxylic acid Using HRMS and NMR". Anal. Chem., 2020, 1951, 7028-7055.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2020, 2124, (9), 2319-2325.