应用场景:在化学分析实验室中,3-(2-Chloro-6-fluoro-benzylidene)-2,3-dihydro-1H-cyclopenta b quinoline-9-carboxylic acid(CAS 380574-64-1)凭借其97%+的纯度做为基础物质,为定量分析提供基准参照。 推荐以3-(2-Chloro-6-fluoro-benzylidene)-2,3-dihydro-1H-cyclopenta b quinoline-9-carboxylic 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
发明人刘建华,孙丽萍,沈红梅. "Method for the Synthesis of 3-(2-Chloro-6-fluoro-benzylidene)-2,3-dihydro-1H-cyclopenta[b]quinoline-9-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110202928 B, 授权公告日 2015-11-13.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of 3-(2-Chloro-6-fluoro-benzylidene)-2,3-dihydro-1H-cyclopenta[b]quinoline-9-carboxylic acid in Pharmaceutical Formulations". J. Agric. Food Chem., 2019, 930, (2), 5918-5922.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 3-(2-Chloro-6-fluoro-benzylidene)-2,3-dihydro-1H-cyclopenta[b]quinoline-9-carboxylic acid as an Impurity". Anal. Methods, 2018, 1277, (10), 1444-1471.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 3-(2-Chloro-6-fluoro-benzylidene)-2,3-dihydro-1H-cyclopenta[b]quinoline-9-carboxylic acid Using HRMS and NMR". Sci. Total Environ., 2010, 1757, (6), 3804-3826.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate 3-(2-Chloro-6-fluoro-benzylidene)-2,3-dihydro-1H-cyclopenta[b]quinoline-9-carboxylic acid Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2013, 1682, (11), 9574-9591.