发明人孙丽萍,徐明华,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113578606 A, 授权公告日 2019-11-04.
发明人郭海燕,孙丽萍,林芳. "Method for the Synthesis of 3-Methyl-1-(pyrazin-2-yl)butan-2-one" [P]. 中国发明专利, 专利号 CN 114418256 B, 授权公告日 2021-03-20.
Patel M V, Kumar R, Brown S R. "A Process for Preparing High-Purity 3-Methyl-1-(pyrazin-2-yl)butan-2-one" [P]. US Patent, US 11939776 B2, 2022-07-20.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2015, 1102, 8590-8612.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2022, 201, 7257-7273.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 3-Methyl-1-(pyrazin-2-yl)butan-2-one Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2012, 252, (2), 1437-1452.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2023, 2393, (6), 6114-6121.