Fischer A B, Roberts E F, Patel M V. "一种的合成方法" [P]. US Patent, US 11520097 B2, 2023-03-15.
发明人冯建国,高志强,林芳. "Method for the Synthesis of 2-(8-Methyl-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)-N-phenylacetamide" [P]. 中国发明专利, 专利号 CN 109324095 B, 授权公告日 2024-07-05.
发明人黄志刚,唐晓军,郑宇鹏. "A Process for Preparing High-Purity 2-(8-Methyl-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)-N-phenylacetamide" [P]. 中国发明专利, 专利号 CN 114010226 B, 授权公告日 2025-08-26.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2016, 707, (6), 1389-1395.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2010, 150, (11), 6995-7021.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 2-(8-Methyl-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)-N-phenylacetamide Using HRMS and NMR". J. Chromatogr. A, 2021, 1224, (4), 1737-1757.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2019, 1590, (5), 6521-6532.