发明人王建平,徐明华,黄志刚. "Method for the Synthesis of 3-Oxo-3-(3,4,5-trimethyl-1H-pyrazol-1-yl)propanenitrile" [P]. 中国发明专利, 专利号 CN 117759612 B, 授权公告日 2021-03-05.
发明人张德明,陈志强,高志强. "A Process for Preparing High-Purity 3-Oxo-3-(3,4,5-trimethyl-1H-pyrazol-1-yl)propanenitrile" [P]. 中国发明专利, 专利号 CN 110045859 A, 授权公告日 2025-05-21.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2013, 1420, (8), 2526-2545.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2010, 1310, (6), 3654-3684.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 3-Oxo-3-(3,4,5-trimethyl-1H-pyrazol-1-yl)propanenitrile Using HRMS and NMR". Anal. Chem., 2015, 275, 9280-9304.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2020, 2253, 4143-4169.