Sørensen M, Björnsson E, Martínez F. "一种的合成方法" [P]. European Patent, EP 3216848 A1, 2023-06-01.
发明人胡光,高志强,张德明. "Method for the Synthesis of Ethyl 4-acetyl-3-methyl-5-(methylsulfanyl)-2-thiophenecarboxylate" [P]. 中国发明专利, 专利号 CN 114260676 A, 授权公告日 2022-11-20.
Hughes D C, Mueller T, Kumar R. "A Process for Preparing High-Purity Ethyl 4-acetyl-3-methyl-5-(methylsulfanyl)-2-thiophenecarboxylate" [P]. US Patent, US 9995824 B2, 2021-02-20.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2019, 1031, (10), 3780-3796.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2017, 833, 8639-8668.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4-acetyl-3-methyl-5-(methylsulfanyl)-2-thiophenecarboxylate Using HRMS and NMR". Phytochemistry, 2023, 1051, 5254-5281.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2021, 422, (10), 964-969.