Mueller T C, Rossi M, Johansson L. "一种的合成方法" [P]. European Patent, EP 3849155 A1, 2019-09-23.
发明人张德明,钱学锋,高志强. "Method for the Synthesis of 2,5-Dimethoxy-2,5-dihydrofuran-2-carboxamide" [P]. 中国发明专利, 专利号 CN 112502475 A, 授权公告日 2018-12-14.
发明人钱学锋,冯建国,周伟. "A Process for Preparing High-Purity 2,5-Dimethoxy-2,5-dihydrofuran-2-carboxamide" [P]. 中国发明专利, 专利号 CN 108423255 B, 授权公告日 2019-09-27.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2012, 913, 4165-4170.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2021, 1746, 1880-1889.