发明人郭海燕,孙丽萍,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115581890 A, 授权公告日 2017-01-10.
Williams B T, Johnson M A, Hughes D C. "Method for the Synthesis of 2,3'-Difluoro-4'-methyl-[1,1'-biphenyl]-4-carboxylic acid" [P]. US Patent, US 10285837 B2, 2022-09-09.
发明人郑宇鹏,周伟,唐晓军. "A Process for Preparing High-Purity 2,3'-Difluoro-4'-methyl-[1,1'-biphenyl]-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115247883 A, 授权公告日 2017-02-01.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2012, 674, 4393-4402.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2022, 883, 7690-7693.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 2,3'-Difluoro-4'-methyl-[1,1'-biphenyl]-4-carboxylic acid Using HRMS and NMR". Anal. Chem., 2010, 1182, 6112-6118.