发明人黄志刚,韩伟,张德明. "Method for the Synthesis of ethyl 1-methyl-3-(pyridin-4-yl)-1H-1,2,4-triazole-5-carboxylate" [P]. 中国发明专利, 专利号 CN 112020012 A, 授权公告日 2022-02-05.
发明人罗永刚,郑宇鹏,何建平. "A Process for Preparing High-Purity ethyl 1-methyl-3-(pyridin-4-yl)-1H-1,2,4-triazole-5-carboxylate" [P]. 中国发明专利, 专利号 CN 111000121 B, 授权公告日 2018-06-19.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of ethyl 1-methyl-3-(pyridin-4-yl)-1H-1,2,4-triazole-5-carboxylate in Pharmaceutical Formulations". Phytochemistry, 2025, 1247, (12), 6451-6465.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of ethyl 1-methyl-3-(pyridin-4-yl)-1H-1,2,4-triazole-5-carboxylate as an Impurity". Anal. Chem., 2011, 1116, (9), 3715-3726.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of ethyl 1-methyl-3-(pyridin-4-yl)-1H-1,2,4-triazole-5-carboxylate Using HRMS and NMR". Chemosphere, 2017, 1760, 1445-1462.