Klinger H, Chen K W, Williams B T. "Method for the Synthesis of L-Hydroxyproline 7-Amido-4-methylcoumarin Hydrochloride" [P]. US Patent, US 9945612 B2, 2024-01-06.
发明人罗永刚,赵玉洁,郑宇鹏. "A Process for Preparing High-Purity L-Hydroxyproline 7-Amido-4-methylcoumarin Hydrochloride" [P]. 中国发明专利, 专利号 CN 114818956 B, 授权公告日 2025-06-20.
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". Sci. Total Environ., 2017, 2294, (6), 9795-9803.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2018, 638, (11), 2542-2556.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of L-Hydroxyproline 7-Amido-4-methylcoumarin Hydrochloride Using HRMS and NMR". J. Nat. Prod., 2016, 2145, 4031-4057.