发明人杨光,郭海燕,王建平. "Method for the Synthesis of Methyl 5-(4-methoxyphenyl)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 112210399 B, 授权公告日 2021-07-27.
发明人刘建华,冯建国,徐明华. "A Process for Preparing High-Purity Methyl 5-(4-methoxyphenyl)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 117537554 B, 授权公告日 2019-01-11.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2017, 522, (6), 7415-7433.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2017, 2396, 4732-4760.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 5-(4-methoxyphenyl)thiophene-2-carboxylate Using HRMS and NMR". J. Pharm. Biomed. Anal., 2017, 2437, (3), 9183-9212.