Yamamoto T, Klinger H, Anderson J P. "Method for the Synthesis of 2-(4-Cyclopropylphenyl)acetic Acid" [P]. US Patent, US 11070475 B2, 2021-02-27.
Klinger H, Hughes D C, Lee S K. "A Process for Preparing High-Purity 2-(4-Cyclopropylphenyl)acetic Acid" [P]. US Patent, US 9306306 B2, 2020-09-14.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of 2-(4-环丙基苯基)乙酸 in Pharmaceutical Formulations". J. Chromatogr. A, 2012, 977, 3133-3144.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-(4-环丙基苯基)乙酸 as an Impurity". Rapid Commun. Mass Spectrom., 2018, 2208, 7607-7614.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-Cyclopropylphenyl)acetic Acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2012, 900, (5), 4710-4714.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate 2-(4-环丙基苯基)乙酸 Profile in Drug Substances According to ICH Guidelines". Molecules, 2021, 2390, (4), 4547-4561.