Chen K W, Thompson G K, Lee S K. "一种1H-吲唑-7-甲酸甲酯的合成方法" [P]. US Patent, US 9609931 B2, 2018-03-09.
Park J H, Yamamoto T, Roberts E F. "Method for the Synthesis of Methyl 1H-Indazole-7-carboxylate" [P]. US Patent, US 9994530 B2, 2015-03-17.
发明人黄志刚,罗永刚,钱学锋. "A Process for Preparing High-Purity Methyl 1H-Indazole-7-carboxylate" [P]. 中国发明专利, 专利号 CN 108192696 A, 授权公告日 2016-04-09.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of 1H-吲唑-7-甲酸甲酯 in Pharmaceutical Formulations". Sci. Total Environ., 2019, 994, (4), 7863-7879.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1H-吲唑-7-甲酸甲酯 as an Impurity". Chemosphere, 2013, 1178, 8282-8308.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 1H-Indazole-7-carboxylate Using HRMS and NMR". Anal. Chim. Acta, 2021, 165, 5189-5206.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate 1H-吲唑-7-甲酸甲酯 Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2020, 2432, 5992-6001.