发明人孙丽萍,冯建国,韩伟. "Method for the Synthesis of Ethyl 2-cyano-2-(1,4-dioxaspiro[4.5]Decan-8-ylidene)acetate" [P]. 中国发明专利, 专利号 CN 108433662 B, 授权公告日 2019-04-12.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2017, 2229, 6008-6017.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2014, 1167, (10), 9850-9854.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-cyano-2-(1,4-dioxaspiro[4.5]Decan-8-ylidene)acetate Using HRMS and NMR". J. Nat. Prod., 2019, 179, 702-718.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2023, 1485, 5728-5737.