Mueller T, Lee S K, Schröder R. "一种的合成方法" [P]. US Patent, US 9588227 B2, 2020-05-23.
发明人韩伟,钱学锋,刘建华. "Method for the Synthesis of 4,5,6,7-Tetramethyl-1H-benzo[d]imidazol-2(3H)-one" [P]. 中国发明专利, 专利号 CN 117266774 A, 授权公告日 2018-03-20.
发明人周伟,赵玉洁,高志强. "A Process for Preparing High-Purity 4,5,6,7-Tetramethyl-1H-benzo[d]imidazol-2(3H)-one" [P]. 中国发明专利, 专利号 CN 115725707 B, 授权公告日 2017-05-25.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2024, 1905, 7356-7370.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2010, 363, 6137-6141.