发明人李文辉,唐晓军,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113892880 A, 授权公告日 2019-07-03.
发明人郑宇鹏,黄志刚,林芳. "Method for the Synthesis of α,α-Dimethyl-4-(4-methyl-1-piperazinyl)benzeneacetic Acid" [P]. 中国发明专利, 专利号 CN 110233822 A, 授权公告日 2022-12-04.
发明人钱学锋,罗永刚,冯建国. "A Process for Preparing High-Purity α,α-Dimethyl-4-(4-methyl-1-piperazinyl)benzeneacetic Acid" [P]. 中国发明专利, 专利号 CN 116379515 B, 授权公告日 2015-10-12.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2021, 2194, 7011-7021.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2016, 1052, 3566-3575.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of α,α-Dimethyl-4-(4-methyl-1-piperazinyl)benzeneacetic Acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2020, 254, 2630-2637.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2025, 2106, 2050-2066.