Kumar R, Johnson M A, Patel M V. "一种1,4-二甲基哌啶-4-甲酸盐酸盐的合成方法" [P]. US Patent, US 11506531 B2, 2019-05-15.
发明人高志强,冯建国,何建平. "Method for the Synthesis of 1,4-Dimethylpiperidine-4-carboxylic Acid Hydrochloride" [P]. 中国发明专利, 专利号 CN 115964068 A, 授权公告日 2017-02-14.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of 1,4-二甲基哌啶-4-甲酸盐酸盐 in Pharmaceutical Formulations". J. Chromatogr. A, 2014, 148, 9711-9734.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1,4-二甲基哌啶-4-甲酸盐酸盐 as an Impurity". Talanta, 2010, 1056, (3), 8195-8217.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 1,4-Dimethylpiperidine-4-carboxylic Acid Hydrochloride Using HRMS and NMR". Anal. Chem., 2010, 1140, 6612-6623.