发明人唐晓军,朱建伟,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108866439 A, 授权公告日 2019-11-04.
发明人周伟,张德明,朱建伟. "Method for the Synthesis of Ethyl 2-ethyl-5-methyl-1-oxaspiro[2.4]heptane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 108195055 A, 授权公告日 2017-06-15.
发明人沈红梅,徐明华,周伟. "A Process for Preparing High-Purity Ethyl 2-ethyl-5-methyl-1-oxaspiro[2.4]heptane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 117954167 A, 授权公告日 2023-08-08.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2024, 2097, (8), 7252-7277.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2024, 2216, (2), 10000-10022.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-ethyl-5-methyl-1-oxaspiro[2.4]heptane-2-carboxylate Using HRMS and NMR". Anal. Chem., 2011, 246, 7692-7712.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2025, 786, 6203-6233.