Davis P L, Fischer A B, Kumar R. "一种的合成方法" [P]. US Patent, US 9525521 B2, 2021-03-21.
Kumar R, Stevens L M, Anderson J P. "Method for the Synthesis of 3-(Furan-2-yl)-1-(1-oxa-4-thia-8-azaspiro[4.5]decan-8-yl)prop-2-en-1-one" [P]. US Patent, US 9720996 B2, 2016-03-18.
Johnson M A, Schröder R, O'Brien P Q. "A Process for Preparing High-Purity 3-(Furan-2-yl)-1-(1-oxa-4-thia-8-azaspiro[4.5]decan-8-yl)prop-2-en-1-one" [P]. US Patent, US 10362420 B2, 2022-03-02.
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". Sci. Total Environ., 2022, 2214, (3), 253-262.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2018, 1833, (8), 2082-2096.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 3-(Furan-2-yl)-1-(1-oxa-4-thia-8-azaspiro[4.5]decan-8-yl)prop-2-en-1-one Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2010, 2328, 2354-2358.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2018, 1256, 3745-3759.