Mueller T C, Martínez F, Kowalski A. "一种的合成方法" [P]. European Patent, EP 3879841 A1, 2020-05-06.
Kowalski A, Schröder R, Mueller T C. "Method for the Synthesis of Dopamine Impurity" [P]. European Patent, EP 3588851 A1, 2016-03-02.
Mueller T, Thompson G K, Stevens L M. "A Process for Preparing High-Purity Dopamine Impurity" [P]. US Patent, US 11944999 B2, 2025-05-11.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2019, 897, 2272-2299.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2013, 1166, 121-131.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of Dopamine Impurity Using HRMS and NMR". Anal. Chim. Acta, 2010, 512, (12), 9534-9543.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2016, 300, 7417-7431.