Brown S R, Mueller T, Anderson J P. "一种的合成方法" [P]. US Patent, US 11451760 B2, 2024-05-15.
Brown S R, O'Brien P Q, Williams B T. "Method for the Synthesis of 3-{2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl}propanenitrile" [P]. US Patent, US 10711019 B2, 2016-04-27.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2017, 2272, (8), 1904-1924.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2017, 1465, (3), 384-413.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 3-{2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl}propanenitrile Using HRMS and NMR". J. Chromatogr. A, 2012, 1313, (7), 2511-2516.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2020, 2459, (6), 232-244.