Mueller T C, Kowalski A, Nielsen H. "一种的合成方法" [P]. European Patent, EP 3265839 A1, 2016-07-15.
Park J H, Williams B T, Brown S R. "Method for the Synthesis of Methyl 5-chloro-4-cyano-2-methylbenzoate" [P]. US Patent, US 9009894 B2, 2018-07-11.
Yamamoto T, Schröder R, Mueller T. "A Process for Preparing High-Purity Methyl 5-chloro-4-cyano-2-methylbenzoate" [P]. US Patent, US 9737260 B2, 2017-04-23.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2015, 2174, 8965-8983.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2020, 1814, (6), 7738-7765.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 5-chloro-4-cyano-2-methylbenzoate Using HRMS and NMR". Phytochemistry, 2013, 131, (12), 2960-2975.