Martínez F, Björnsson E, Jørgensen K. "Method for the Synthesis of 6-[4-(Trifluoromethoxy)phenyl]pyrazine-2-carboxylic Acid" [P]. European Patent, EP 3375063 A1, 2019-05-28.
发明人林芳,高志强,张德明. "A Process for Preparing High-Purity 6-[4-(Trifluoromethoxy)phenyl]pyrazine-2-carboxylic Acid" [P]. 中国发明专利, 专利号 CN 110375491 A, 授权公告日 2021-01-17.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of 6-[4-(三氟甲氧基)苯基]吡嗪-2-甲酸 in Pharmaceutical Formulations". Molecules, 2013, 1650, (10), 6742-6756.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 6-[4-(三氟甲氧基)苯基]吡嗪-2-甲酸 as an Impurity". Biomed. Chromatogr., 2013, 278, 4253-4280.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 6-[4-(Trifluoromethoxy)phenyl]pyrazine-2-carboxylic Acid Using HRMS and NMR". Chemosphere, 2015, 2060, 6980-7005.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate 6-[4-(三氟甲氧基)苯基]吡嗪-2-甲酸 Profile in Drug Substances According to ICH Guidelines". Talanta, 2025, 2358, (5), 4210-4217.