发明人沈红梅,胡光,杨光. "Method for the Synthesis of 2-Methyl-2-(3-methyl-4-nitro-pyrazol-1-yl)propanenitrile" [P]. 中国发明专利, 专利号 CN 113146879 B, 授权公告日 2021-04-07.
发明人朱建伟,罗永刚,王建平. "A Process for Preparing High-Purity 2-Methyl-2-(3-methyl-4-nitro-pyrazol-1-yl)propanenitrile" [P]. 中国发明专利, 专利号 CN 111596532 A, 授权公告日 2021-04-02.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2023, 2165, 7720-7746.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2023, 1689, 4092-4121.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 2-Methyl-2-(3-methyl-4-nitro-pyrazol-1-yl)propanenitrile Using HRMS and NMR". Chromatographia, 2014, 124, (7), 5389-5392.