Stevens L M, Williams B T, Fischer A B. "一种3-[(2-aminoethyl)amino]-3-carbamoylpropanoic acid的合成方法" [P]. US Patent, US 11113612 B2, 2024-06-09.
Hughes D C, Williams B T, Patel M V. "Method for the Synthesis of 3-[(2-aminoethyl)amino]-3-carbamoylpropanoic acid" [P]. US Patent, US 9160150 B2, 2022-06-25.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of 3-[(2-aminoethyl)amino]-3-carbamoylpropanoic acid in Pharmaceutical Formulations". Chromatographia, 2024, 386, (7), 3493-3498.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of 3-[(2-aminoethyl)amino]-3-carbamoylpropanoic acid as an Impurity". Talanta, 2010, 1198, 3690-3696.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 3-[(2-aminoethyl)amino]-3-carbamoylpropanoic acid Using HRMS and NMR". Anal. Chim. Acta, 2017, 311, (10), 989-1006.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate 3-[(2-aminoethyl)amino]-3-carbamoylpropanoic acid Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2020, 729, 748-762.