Fischer A B, Schröder R, Thompson G K. "一种Pyr-苯丙氨酸-亮氨酸-pNA的合成方法" [P]. US Patent, US 10391886 B2, 2019-05-28.
发明人林芳,马晓峰,冯建国. "Method for the Synthesis of Pyr-Phe-Leu-pNA" [P]. 中国发明专利, 专利号 CN 115383276 B, 授权公告日 2022-03-12.
Hughes D C, Fischer A B, Williams B T. "A Process for Preparing High-Purity Pyr-Phe-Leu-pNA" [P]. US Patent, US 10613084 B2, 2024-01-28.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of Pyr-苯丙氨酸-亮氨酸-pNA in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2022, 1251, (2), 7453-7467.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of Pyr-苯丙氨酸-亮氨酸-pNA as an Impurity". Anal. Chim. Acta, 2018, 113, (4), 413-429.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of Pyr-Phe-Leu-pNA Using HRMS and NMR". Phytochemistry, 2014, 492, 409-418.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Pyr-苯丙氨酸-亮氨酸-pNA Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2018, 1993, 9036-9051.