发明人沈红梅,马晓峰,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117826028 A, 授权公告日 2016-06-25.
Lefèvre J P, Kowalski A, Nowak P. "Method for the Synthesis of 3-(2,5-Dimethoxyphenyl)propiolic acid" [P]. European Patent, EP 3039561 A1, 2021-10-12.
发明人周伟,唐晓军,何建平. "A Process for Preparing High-Purity 3-(2,5-Dimethoxyphenyl)propiolic acid" [P]. 中国发明专利, 专利号 CN 117860744 A, 授权公告日 2025-04-11.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2011, 952, (3), 1351-1362.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2020, 488, 642-656.