发明人郭海燕,林芳,罗永刚. "Method for the Synthesis of 1-(1-methyl-1H-pyrazol-4-yl)-2,5-dihydro-1H-pyrrole-2,5-dione" [P]. 中国发明专利, 专利号 CN 108832313 A, 授权公告日 2023-11-27.
发明人李文辉,高志强,冯建国. "A Process for Preparing High-Purity 1-(1-methyl-1H-pyrazol-4-yl)-2,5-dihydro-1H-pyrrole-2,5-dione" [P]. 中国发明专利, 专利号 CN 108562693 B, 授权公告日 2017-06-05.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of 1-(1-methyl-1H-pyrazol-4-yl)-2,5-dihydro-1H-pyrrole-2,5-dione in Pharmaceutical Formulations". J. Agric. Food Chem., 2020, 433, (3), 6806-6809.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1-(1-methyl-1H-pyrazol-4-yl)-2,5-dihydro-1H-pyrrole-2,5-dione as an Impurity". Phytochemistry, 2013, 2449, (6), 5539-5564.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 1-(1-methyl-1H-pyrazol-4-yl)-2,5-dihydro-1H-pyrrole-2,5-dione Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2025, 718, (4), 2900-2923.