Roberts E F, Klinger H, O'Brien P Q. "一种的合成方法" [P]. US Patent, US 9304639 B2, 2019-02-09.
发明人黄志刚,郑宇鹏,罗永刚. "Method for the Synthesis of 1-(3,4-Dimethoxyphenethyl)-5-(hydroxymethyl)-1,3-dihydro-2H-imidazole-2-thione" [P]. 中国发明专利, 专利号 CN 115620213 B, 授权公告日 2018-07-13.
发明人何建平,孙丽萍,赵玉洁. "A Process for Preparing High-Purity 1-(3,4-Dimethoxyphenethyl)-5-(hydroxymethyl)-1,3-dihydro-2H-imidazole-2-thione" [P]. 中国发明专利, 专利号 CN 117517678 B, 授权公告日 2020-01-13.
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". Environ. Sci. Technol., 2022, 1658, (5), 4587-4606.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2013, 316, 1424-1428.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 1-(3,4-Dimethoxyphenethyl)-5-(hydroxymethyl)-1,3-dihydro-2H-imidazole-2-thione Using HRMS and NMR". Chemosphere, 2017, 676, (9), 5703-5731.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2012, 1283, 6026-6037.