发明人郭海燕,张德明,何建平. "Method for the Synthesis of 4,4'-((3-Nitropyridine-2,6-diyl)bis(azanediyl))dibutyric acid" [P]. 中国发明专利, 专利号 CN 113518108 B, 授权公告日 2023-07-26.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2012, 2005, (5), 9960-9990.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2019, 1554, 4615-4635.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 4,4'-((3-Nitropyridine-2,6-diyl)bis(azanediyl))dibutyric acid Using HRMS and NMR". Environ. Sci. Technol., 2017, 1837, (4), 7679-7704.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2021, 2306, 1911-1914.