发明人郑宇鹏,郭海燕,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115709034 A, 授权公告日 2025-04-10.
发明人赵玉洁,钱学锋,罗永刚. "Method for the Synthesis of 2-{1-amino-2-[(4-methoxyphenyl)sulfanyl]ethylidene}propanedinitrile" [P]. 中国发明专利, 专利号 CN 109173911 A, 授权公告日 2015-10-13.
Roberts E F, Hughes D C, Brown S R. "A Process for Preparing High-Purity 2-{1-amino-2-[(4-methoxyphenyl)sulfanyl]ethylidene}propanedinitrile" [P]. US Patent, US 10861439 B2, 2023-01-27.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2016, 240, (12), 8422-8450.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2016, 303, 182-186.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 2-{1-amino-2-[(4-methoxyphenyl)sulfanyl]ethylidene}propanedinitrile Using HRMS and NMR". J. Sep. Sci., 2020, 1763, 6136-6149.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2015, 2073, 5272-5300.