发明人刘建华,朱建伟,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114844859 A, 授权公告日 2017-11-10.
Mueller T, Lee S K, Park J H. "Method for the Synthesis of 2-Ethynyl-5-methylbenzoic acid" [P]. US Patent, US 11514648 B2, 2015-02-09.
Brown S R, Schröder R, Stevens L M. "A Process for Preparing High-Purity 2-Ethynyl-5-methylbenzoic acid" [P]. US Patent, US 11358510 B2, 2025-12-16.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2025, 1550, (12), 9009-9037.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2021, 1300, 8269-8296.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 2-Ethynyl-5-methylbenzoic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2024, 1275, (3), 5980-6003.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2013, 856, (3), 9541-9554.