Fischer A B, Chen K W, Hughes D C. "一种的合成方法" [P]. US Patent, US 9032645 B2, 2019-07-20.
发明人罗永刚,孙丽萍,沈红梅. "Method for the Synthesis of Ethyl 3-oxotetrahydro-2H-pyran-4-carboxylate" [P]. 中国发明专利, 专利号 CN 108468405 B, 授权公告日 2017-03-19.
发明人周伟,张德明,冯建国. "A Process for Preparing High-Purity Ethyl 3-oxotetrahydro-2H-pyran-4-carboxylate" [P]. 中国发明专利, 专利号 CN 116883035 A, 授权公告日 2023-12-18.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2016, 1860, (12), 1845-1850.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2013, 870, 9691-9696.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 3-oxotetrahydro-2H-pyran-4-carboxylate Using HRMS and NMR". Phytochemistry, 2014, 467, 4455-4480.