发明人王建平,郭海燕,沈红梅. "Method for the Synthesis of 5-Chloro-1,3-dimethyl-1,3-dihydro-2H-benzo[d]imidazol-2-one" [P]. 中国发明专利, 专利号 CN 116938054 B, 授权公告日 2021-03-10.
发明人沈红梅,何建平,林芳. "A Process for Preparing High-Purity 5-Chloro-1,3-dimethyl-1,3-dihydro-2H-benzo[d]imidazol-2-one" [P]. 中国发明专利, 专利号 CN 117683022 A, 授权公告日 2019-11-14.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2010, 1200, (1), 6568-6582.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2015, 1654, (7), 4401-4421.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 5-Chloro-1,3-dimethyl-1,3-dihydro-2H-benzo[d]imidazol-2-one Using HRMS and NMR". Molecules, 2025, 1581, (2), 1873-1896.