Fischer A B, Roberts E F, Hughes D C. "一种的合成方法" [P]. US Patent, US 9999406 B2, 2016-06-14.
发明人张德明,沈红梅,马晓峰. "Method for the Synthesis of 5-(Difluoromethyl)-2-methylbenzoic acid" [P]. 中国发明专利, 专利号 CN 113090985 A, 授权公告日 2019-07-21.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2024, 1227, 1329-1342.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2025, 1334, 5320-5333.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 5-(Difluoromethyl)-2-methylbenzoic acid Using HRMS and NMR". J. Agric. Food Chem., 2015, 1168, (11), 8925-8932.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2015, 247, (5), 415-429.