Schröder R, Johansson L, Björnsson E. "一种的合成方法" [P]. European Patent, EP 3894791 A1, 2024-06-15.
Roberts E F, Lee S K, Davis P L. "Method for the Synthesis of Methyl 3-(3,5-dimethyl-4-nitro-1H-pyrazol-1-yl)propanoate" [P]. US Patent, US 9533118 B2, 2023-08-11.
发明人林芳,胡光,沈红梅. "A Process for Preparing High-Purity Methyl 3-(3,5-dimethyl-4-nitro-1H-pyrazol-1-yl)propanoate" [P]. 中国发明专利, 专利号 CN 110277410 B, 授权公告日 2021-09-07.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2024, 1995, (11), 9878-9901.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2023, 736, 4657-4664.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 3-(3,5-dimethyl-4-nitro-1H-pyrazol-1-yl)propanoate Using HRMS and NMR". J. Chromatogr. A, 2014, 1598, 5313-5338.