发明人朱建伟,沈红梅,孙丽萍. "Method for the Synthesis of Methyl 5-(dipropylcarbamoyl)-2-(2-fluorobenzamido)-4-methylthiophene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 110308528 A, 授权公告日 2025-10-21.
发明人刘建华,高志强,杨光. "A Process for Preparing High-Purity Methyl 5-(dipropylcarbamoyl)-2-(2-fluorobenzamido)-4-methylthiophene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 117785575 A, 授权公告日 2020-07-27.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2019, 762, (10), 8275-8283.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2024, 756, (5), 6092-6115.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 5-(dipropylcarbamoyl)-2-(2-fluorobenzamido)-4-methylthiophene-3-carboxylate Using HRMS and NMR". Chemosphere, 2017, 1896, (2), 7544-7559.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2020, 1346, (6), 7513-7534.