应用场景:针对化学分析用途,2-{2-Cyclopropyl-7-fluoro-1H-benzo d imidazol-1-yl}acetic acid(2-{2-Cyclopropyl-7-fluoro-1H-benzo d imidazol-1-yl}acetic acid)是具有明确定量溯源的认证级对照品。 推荐以2-{2-Cyclopropyl-7-fluoro-1H-benzo d imidazol-1-yl}acetic acid配制标准系列工作溶液,用于建立标准曲线实现外标法定量。 建议使用甲醇/乙腈(1:1)为溶剂配制储备溶液,根据检测灵敏度需求逐级稀释。 使用建议: - 称
Schröder R, Klinger H, Fischer A B. "一种2-{2-Cyclopropyl-7-fluoro-1H-benzo[d]imidazol-1-yl}acetic acid的合成方法" [P]. US Patent, US 11653931 B2, 2022-06-15.
Johansson L, Lefèvre J P, Björnsson E. "Method for the Synthesis of 2-{2-Cyclopropyl-7-fluoro-1H-benzo[d]imidazol-1-yl}acetic acid" [P]. European Patent, EP 3171330 A1, 2021-02-06.
发明人李文辉,赵玉洁,陈志强. "A Process for Preparing High-Purity 2-{2-Cyclopropyl-7-fluoro-1H-benzo[d]imidazol-1-yl}acetic acid" [P]. 中国发明专利, 专利号 CN 113016186 A, 授权公告日 2019-03-08.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of 2-{2-Cyclopropyl-7-fluoro-1H-benzo[d]imidazol-1-yl}acetic acid in Pharmaceutical Formulations". J. Chromatogr. A, 2010, 2196, 9639-9651.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-{2-Cyclopropyl-7-fluoro-1H-benzo[d]imidazol-1-yl}acetic acid as an Impurity". J. Nat. Prod., 2020, 1209, (4), 2791-2819.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2-{2-Cyclopropyl-7-fluoro-1H-benzo[d]imidazol-1-yl}acetic acid Using HRMS and NMR". Anal. Chim. Acta, 2019, 1155, (4), 295-303.