发明人沈红梅,冯建国,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113585778 A, 授权公告日 2024-04-27.
发明人郭海燕,马晓峰,胡光. "Method for the Synthesis of 4-Oxo-4H-pyran-2,6-dicarboxylic acid hydrate" [P]. 中国发明专利, 专利号 CN 112042176 A, 授权公告日 2017-12-28.
O'Brien P Q, Anderson J P, Williams B T. "A Process for Preparing High-Purity 4-Oxo-4H-pyran-2,6-dicarboxylic acid hydrate" [P]. US Patent, US 10366400 B2, 2025-01-23.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2022, 2192, (5), 1844-1873.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2025, 2369, (6), 4301-4328.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 4-Oxo-4H-pyran-2,6-dicarboxylic acid hydrate Using HRMS and NMR". Environ. Sci. Technol., 2016, 623, (11), 1723-1726.