发明人孙丽萍,周伟,王建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116482445 A, 授权公告日 2020-01-15.
发明人李文辉,王建平,杨光. "Method for the Synthesis of 2-Hydroxy-6-methyl-3-(1-(2-phenylhydrazono)ethyl)-4H-pyran-4-one" [P]. 中国发明专利, 专利号 CN 112148868 A, 授权公告日 2016-03-06.
发明人周伟,林芳,韩伟. "A Process for Preparing High-Purity 2-Hydroxy-6-methyl-3-(1-(2-phenylhydrazono)ethyl)-4H-pyran-4-one" [P]. 中国发明专利, 专利号 CN 117508885 A, 授权公告日 2016-10-23.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2020, 1554, 7247-7251.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2010, 1166, 9344-9363.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 2-Hydroxy-6-methyl-3-(1-(2-phenylhydrazono)ethyl)-4H-pyran-4-one Using HRMS and NMR". Anal. Chem., 2012, 138, 5928-5957.