发明人郑宇鹏,黄志刚,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109739853 A, 授权公告日 2021-06-08.
Fischer A B, Schröder R, Lee S K. "Method for the Synthesis of 7-Methyl-5-nitro-1H-indole-2-carboxylic acid" [P]. US Patent, US 11156523 B2, 2021-11-21.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2024, 1789, (9), 1408-1430.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2024, 1269, 8367-8370.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 7-Methyl-5-nitro-1H-indole-2-carboxylic acid Using HRMS and NMR". Talanta, 2025, 1275, (7), 4793-4806.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2016, 2193, (1), 113-143.