发明人马晓峰,王建平,韩伟. "Method for the Synthesis of N-Bocamino-cyano-acetic acid ethyl ester" [P]. 中国发明专利, 专利号 CN 114592346 B, 授权公告日 2017-09-24.
发明人马晓峰,高志强,韩伟. "A Process for Preparing High-Purity N-Bocamino-cyano-acetic acid ethyl ester" [P]. 中国发明专利, 专利号 CN 114255143 A, 授权公告日 2017-02-08.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2016, 324, 5436-5450.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2012, 1567, (9), 9635-9665.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of N-Bocamino-cyano-acetic acid ethyl ester Using HRMS and NMR". Anal. Methods, 2018, 2336, 8964-8969.