发明人黄志刚,胡光,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112984672 A, 授权公告日 2017-01-09.
发明人周伟,赵玉洁,朱建伟. "Method for the Synthesis of 2-(Ethylamino)-3-(4-iodo-1h-pyrazol-1-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 117552169 A, 授权公告日 2017-11-07.
发明人李文辉,孙丽萍,黄志刚. "A Process for Preparing High-Purity 2-(Ethylamino)-3-(4-iodo-1h-pyrazol-1-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 110318370 B, 授权公告日 2018-12-12.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2017, 420, (6), 4213-4232.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2012, 1977, (9), 3931-3938.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Ethylamino)-3-(4-iodo-1h-pyrazol-1-yl)propanoic acid Using HRMS and NMR". Talanta, 2010, 647, (11), 9859-9869.