Davis P L, O'Brien P Q, Williams B T. "一种的合成方法" [P]. US Patent, US 9533332 B2, 2021-10-27.
发明人周伟,马晓峰,刘建华. "Method for the Synthesis of 2'-((2-Methoxy-9H-fluoren-3-yl)carbamoyl)-[1,1'-biphenyl]-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115324912 B, 授权公告日 2019-01-18.
发明人胡光,王建平,郭海燕. "A Process for Preparing High-Purity 2'-((2-Methoxy-9H-fluoren-3-yl)carbamoyl)-[1,1'-biphenyl]-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108230694 A, 授权公告日 2019-08-14.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2010, 1453, 3986-3990.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2020, 660, (8), 385-407.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 2'-((2-Methoxy-9H-fluoren-3-yl)carbamoyl)-[1,1'-biphenyl]-2-carboxylic acid Using HRMS and NMR". Phytochemistry, 2018, 2336, (11), 7-19.