Schröder R, Lefèvre J P, Johansson L. "一种的合成方法" [P]. European Patent, EP 3342930 A1, 2017-02-17.
Sørensen M, Martínez F, Jørgensen K. "Method for the Synthesis of Methyl 3-(1,3-dimethyl-1H-pyrazol-4-yl)propiolate" [P]. European Patent, EP 3661225 A1, 2025-03-16.
Anderson J P, Fischer A B, Yamamoto T. "A Process for Preparing High-Purity Methyl 3-(1,3-dimethyl-1H-pyrazol-4-yl)propiolate" [P]. US Patent, US 10242973 B2, 2023-09-24.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2024, 1090, (6), 9297-9314.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2018, 2123, (12), 2888-2918.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 3-(1,3-dimethyl-1H-pyrazol-4-yl)propiolate Using HRMS and NMR". Environ. Sci. Technol., 2021, 1997, (6), 1707-1718.