Björnsson E, Johansson L, Martínez F. "一种的合成方法" [P]. European Patent, EP 3412650 A1, 2022-12-04.
发明人张德明,刘建华,胡光. "Method for the Synthesis of Methyl 5-chloro-2,3-difluorobenzoate" [P]. 中国发明专利, 专利号 CN 113639499 B, 授权公告日 2020-11-06.
Jørgensen K, Schröder R, Mueller T C. "A Process for Preparing High-Purity Methyl 5-chloro-2,3-difluorobenzoate" [P]. European Patent, EP 3034438 A1, 2024-09-26.
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". Sci. Total Environ., 2019, 2470, (11), 3642-3654.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2018, 1300, (3), 8541-8548.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 5-chloro-2,3-difluorobenzoate Using HRMS and NMR". Anal. Chem., 2013, 281, 5486-5507.