发明人高志强,周伟,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108935007 A, 授权公告日 2022-09-10.
发明人钱学锋,冯建国,王建平. "Method for the Synthesis of 1,5,6-Trimethyl-1H-indazole-7-carbaldehyde" [P]. 中国发明专利, 专利号 CN 113152306 B, 授权公告日 2024-01-04.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2025, 192, (1), 9848-9859.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2016, 2045, (12), 9584-9606.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 1,5,6-Trimethyl-1H-indazole-7-carbaldehyde Using HRMS and NMR". Anal. Chim. Acta, 2023, 412, (1), 19-26.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2019, 2155, (9), 460-489.