发明人何建平,罗永刚,周伟. "Method for the Synthesis of Difenidol Impurity 1" [P]. 中国发明专利, 专利号 CN 116104231 B, 授权公告日 2024-04-28.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2025, 887, 7702-7729.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2023, 1209, (7), 3000-3003.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Difenidol Impurity 1 Using HRMS and NMR". Molecules, 2025, 1903, 247-253.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2023, 717, (1), 2143-2169.