Rossi M, Björnsson E, Kowalski A. "Method for the Synthesis of 1-(2-phenylethyl)-1H-pyrazole-3-carboxylic acid" [P]. European Patent, EP 3462496 A1, 2025-06-14.
发明人孙丽萍,林芳,黄志刚. "A Process for Preparing High-Purity 1-(2-phenylethyl)-1H-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109499276 A, 授权公告日 2016-11-23.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of 1-(2-phenylethyl)-1H-pyrazole-3-carboxylic acid in Pharmaceutical Formulations". Talanta, 2022, 668, (5), 4736-4744.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1-(2-phenylethyl)-1H-pyrazole-3-carboxylic acid as an Impurity". J. Nat. Prod., 2025, 522, (5), 9604-9624.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-phenylethyl)-1H-pyrazole-3-carboxylic acid Using HRMS and NMR". Anal. Methods, 2024, 2164, (12), 4672-4681.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate 1-(2-phenylethyl)-1H-pyrazole-3-carboxylic acid Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2016, 1590, (3), 1666-1680.