发明人郭海燕,李文辉,罗永刚. "Method for the Synthesis of 1-ethyl-4-hydroxycyclohexane-1-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108892722 A, 授权公告日 2019-03-26.
发明人沈红梅,刘建华,孙丽萍. "A Process for Preparing High-Purity 1-ethyl-4-hydroxycyclohexane-1-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116929785 B, 授权公告日 2024-01-09.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of 1-ethyl-4-hydroxycyclohexane-1-carboxylic acid in Pharmaceutical Formulations". Chemosphere, 2023, 299, 9981-9991.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1-ethyl-4-hydroxycyclohexane-1-carboxylic acid as an Impurity". Biomed. Chromatogr., 2014, 416, 3526-3542.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 1-ethyl-4-hydroxycyclohexane-1-carboxylic acid Using HRMS and NMR". J. Nat. Prod., 2018, 1945, (5), 5790-5811.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate 1-ethyl-4-hydroxycyclohexane-1-carboxylic acid Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2020, 385, (7), 7141-7154.