发明人刘建华,杨光,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108629346 A, 授权公告日 2017-03-10.
发明人王建平,徐明华,罗永刚. "Method for the Synthesis of N-Methyl-DL-tyrosine hydrochloride" [P]. 中国发明专利, 专利号 CN 117773598 A, 授权公告日 2022-07-24.
Brown S R, Mueller T, Kumar R. "A Process for Preparing High-Purity N-Methyl-DL-tyrosine hydrochloride" [P]. US Patent, US 9899042 B2, 2016-01-12.
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". Environ. Sci. Technol., 2010, 1532, (7), 5790-5801.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2015, 1173, 4964-4994.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of N-Methyl-DL-tyrosine hydrochloride Using HRMS and NMR". Chromatographia, 2017, 2169, (10), 376-388.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2013, 1154, (1), 6744-6771.