Schröder R, Roberts E F, Fischer A B. "Method for the Synthesis of Methyl 5,8-Dioxaspiro[3.4]octane-2-carboxylate" [P]. US Patent, US 10945161 B2, 2017-04-11.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of 5,8-二氧杂螺[3.4]辛烷-2-甲酸甲酯 in Pharmaceutical Formulations". Biomed. Chromatogr., 2016, 2029, 5017-5034.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5,8-二氧杂螺[3.4]辛烷-2-甲酸甲酯 as an Impurity". Phytochemistry, 2015, 1199, 3378-3394.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 5,8-Dioxaspiro[3.4]octane-2-carboxylate Using HRMS and NMR". Molecules, 2012, 103, (4), 2301-2316.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate 5,8-二氧杂螺[3.4]辛烷-2-甲酸甲酯 Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2016, 1645, (7), 6939-6947.