Hughes D C, Mueller T, Brown S R. "一种的合成方法" [P]. US Patent, US 10362805 B2, 2020-08-02.
发明人赵玉洁,朱建伟,杨光. "Method for the Synthesis of 7-Ethyl-2,3-dihydrobenzo[b][1,4]dioxine-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111954133 B, 授权公告日 2024-04-12.
发明人沈红梅,何建平,唐晓军. "A Process for Preparing High-Purity 7-Ethyl-2,3-dihydrobenzo[b][1,4]dioxine-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114404764 A, 授权公告日 2024-05-17.
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". Anal. Chem., 2011, 2285, 6499-6529.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2015, 1170, (8), 4139-4167.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 7-Ethyl-2,3-dihydrobenzo[b][1,4]dioxine-6-carboxylic acid Using HRMS and NMR". Anal. Methods, 2017, 1113, 4212-4235.