Lee S K, Johnson M A, Williams B T. "Method for the Synthesis of 2-{[2-(thiophen-2-yl)ethyl]amino}acetic acid hydrochloride" [P]. US Patent, US 10197357 B2, 2025-02-17.
Thompson G K, Lee S K, Roberts E F. "A Process for Preparing High-Purity 2-{[2-(thiophen-2-yl)ethyl]amino}acetic acid hydrochloride" [P]. US Patent, US 11304958 B2, 2025-07-18.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of 2-{[2-(thiophen-2-yl)ethyl]amino}acetic acid hydrochloride in Pharmaceutical Formulations". Chemosphere, 2012, 1244, 9977-9982.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-{[2-(thiophen-2-yl)ethyl]amino}acetic acid hydrochloride as an Impurity". Anal. Methods, 2024, 2447, 4582-4587.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 2-{[2-(thiophen-2-yl)ethyl]amino}acetic acid hydrochloride Using HRMS and NMR". Food Chem., 2017, 314, (11), 7277-7305.