发明人黄志刚,马晓峰,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114080447 A, 授权公告日 2017-04-08.
发明人沈红梅,郭海燕,徐明华. "Method for the Synthesis of 5-(Piperazin-1-ylsulfonyl)-1,3-dihydro-2H-benzo[d]imidazol-2-one hydrochloride" [P]. 中国发明专利, 专利号 CN 113644558 A, 授权公告日 2015-07-08.
发明人郑宇鹏,黄志刚,孙丽萍. "A Process for Preparing High-Purity 5-(Piperazin-1-ylsulfonyl)-1,3-dihydro-2H-benzo[d]imidazol-2-one hydrochloride" [P]. 中国发明专利, 专利号 CN 112167941 A, 授权公告日 2024-06-21.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2019, 1722, (9), 9257-9285.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2020, 1110, 2867-2883.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 5-(Piperazin-1-ylsulfonyl)-1,3-dihydro-2H-benzo[d]imidazol-2-one hydrochloride Using HRMS and NMR". Food Chem., 2013, 1010, 7193-7199.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2020, 1625, 847-859.