发明人王建平,黄志刚,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116665890 A, 授权公告日 2015-05-11.
发明人孙丽萍,马晓峰,杨光. "Method for the Synthesis of Ethyl 7-methyl-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate" [P]. 中国发明专利, 专利号 CN 110150490 B, 授权公告日 2023-06-17.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2022, 1672, 3955-3978.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2019, 668, 7978-7988.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 7-methyl-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate Using HRMS and NMR". J. Nat. Prod., 2024, 1377, (7), 6982-6995.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2020, 2437, (5), 3193-3216.