发明人沈红梅,韩伟,何建平. "Method for the Synthesis of 3-(5-Chloro-1-isobutyl-3-methyl-1H-pyrazol-4-yl)acrylic acid" [P]. 中国发明专利, 专利号 CN 112812751 A, 授权公告日 2015-06-12.
发明人王建平,赵玉洁,徐明华. "A Process for Preparing High-Purity 3-(5-Chloro-1-isobutyl-3-methyl-1H-pyrazol-4-yl)acrylic acid" [P]. 中国发明专利, 专利号 CN 116626631 A, 授权公告日 2020-11-10.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2016, 570, 8824-8828.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2025, 1660, (5), 6432-6450.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 3-(5-Chloro-1-isobutyl-3-methyl-1H-pyrazol-4-yl)acrylic acid Using HRMS and NMR". J. Nat. Prod., 2010, 1279, 9985-10006.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2023, 2477, (9), 6159-6179.