发明人钱学锋,唐晓军,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114207836 A, 授权公告日 2017-11-18.
发明人沈红梅,刘建华,韩伟. "Method for the Synthesis of 4-Cyano-3-fluoro-5-methylbenzoic acid" [P]. 中国发明专利, 专利号 CN 116556570 A, 授权公告日 2018-09-16.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2011, 505, (10), 7326-7351.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2012, 1457, (4), 868-889.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 4-Cyano-3-fluoro-5-methylbenzoic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2018, 148, (10), 1232-1254.