发明人张德明,赵玉洁,冯建国. "Method for the Synthesis of 5-methoxy-4-nitro-1H-indole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117494148 B, 授权公告日 2018-10-19.
发明人朱建伟,徐明华,王建平. "A Process for Preparing High-Purity 5-methoxy-4-nitro-1H-indole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114782104 A, 授权公告日 2015-02-01.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of 5-methoxy-4-nitro-1H-indole-3-carboxylic acid in Pharmaceutical Formulations". Anal. Chem., 2012, 801, (2), 358-367.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-methoxy-4-nitro-1H-indole-3-carboxylic acid as an Impurity". Environ. Sci. Technol., 2021, 715, 7170-7196.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 5-methoxy-4-nitro-1H-indole-3-carboxylic acid Using HRMS and NMR". Chemosphere, 2014, 1765, 4210-4235.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate 5-methoxy-4-nitro-1H-indole-3-carboxylic acid Profile in Drug Substances According to ICH Guidelines". Talanta, 2021, 1406, (1), 1774-1778.