Roberts E F, Fischer A B, Thompson G K. "一种的合成方法" [P]. US Patent, US 9492987 B2, 2022-07-15.
发明人朱建伟,韩伟,高志强. "Method for the Synthesis of PB-22 3-carboxyindole metabolite" [P]. 中国发明专利, 专利号 CN 109071764 A, 授权公告日 2018-12-23.
Hughes D C, Fischer A B, Chen K W. "A Process for Preparing High-Purity PB-22 3-carboxyindole metabolite" [P]. US Patent, US 10076636 B2, 2024-05-01.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2013, 1253, (9), 9758-9772.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2013, 1738, (11), 814-838.