发明人朱建伟,韩伟,王建平. "Method for the Synthesis of 3,4-Difluoro-N-hydroxybenzimidamide" [P]. 中国发明专利, 专利号 CN 114650651 B, 授权公告日 2017-10-23.
发明人刘建华,李文辉,林芳. "A Process for Preparing High-Purity 3,4-Difluoro-N-hydroxybenzimidamide" [P]. 中国发明专利, 专利号 CN 115491125 A, 授权公告日 2016-09-08.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2019, 1783, 3695-3716.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2023, 925, 4667-4684.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 3,4-Difluoro-N-hydroxybenzimidamide Using HRMS and NMR". Phytochemistry, 2017, 1009, 2832-2844.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2017, 717, (12), 8639-8648.