发明人郑宇鹏,王建平,唐晓军. "Method for the Synthesis of 2-((4-Ethyl-8-methyl-2-oxo-2h-chromen-7-yl)oxy)propanoic acid" [P]. 中国发明专利, 专利号 CN 115221974 B, 授权公告日 2025-04-15.
发明人唐晓军,钱学锋,罗永刚. "A Process for Preparing High-Purity 2-((4-Ethyl-8-methyl-2-oxo-2h-chromen-7-yl)oxy)propanoic acid" [P]. 中国发明专利, 专利号 CN 115440620 A, 授权公告日 2017-01-10.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2019, 879, 5386-5389.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2018, 1710, (2), 6153-6158.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 2-((4-Ethyl-8-methyl-2-oxo-2h-chromen-7-yl)oxy)propanoic acid Using HRMS and NMR". J. Nat. Prod., 2017, 2115, (11), 1881-1904.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2015, 1999, 2482-2510.