发明人马晓峰,何建平,张德明. "Method for the Synthesis of 3-(cyclopentanesulfonyl)-4-methoxybenzoic acid" [P]. 中国发明专利, 专利号 CN 109213546 B, 授权公告日 2020-11-12.
发明人张德明,黄志刚,何建平. "A Process for Preparing High-Purity 3-(cyclopentanesulfonyl)-4-methoxybenzoic acid" [P]. 中国发明专利, 专利号 CN 116682577 B, 授权公告日 2021-12-10.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of 3-(cyclopentanesulfonyl)-4-methoxybenzoic acid in Pharmaceutical Formulations". J. Nat. Prod., 2024, 2477, (8), 892-918.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 3-(cyclopentanesulfonyl)-4-methoxybenzoic acid as an Impurity". Environ. Sci. Technol., 2019, 2192, 4335-4346.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 3-(cyclopentanesulfonyl)-4-methoxybenzoic acid Using HRMS and NMR". Chromatographia, 2016, 1401, (5), 9987-10007.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate 3-(cyclopentanesulfonyl)-4-methoxybenzoic acid Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2022, 1028, 8573-8579.