发明人孙丽萍,张德明,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114745763 A, 授权公告日 2022-09-10.
发明人黄志刚,沈红梅,刘建华. "Method for the Synthesis of 1-methyl-5-nitro-1H-pyrrolo[2,3-b]pyridine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113520106 A, 授权公告日 2015-11-04.
发明人马晓峰,韩伟,刘建华. "A Process for Preparing High-Purity 1-methyl-5-nitro-1H-pyrrolo[2,3-b]pyridine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111049314 B, 授权公告日 2023-03-13.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2012, 364, 3512-3534.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2013, 172, (9), 9290-9317.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 1-methyl-5-nitro-1H-pyrrolo[2,3-b]pyridine-3-carboxylic acid Using HRMS and NMR". Chromatographia, 2013, 1620, 2032-2050.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2020, 1462, (7), 8719-8723.