发明人钱学锋,冯建国,赵玉洁. "Method for the Synthesis of N-((2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)methyl)-4-methoxybenzamide" [P]. 中国发明专利, 专利号 CN 115054853 B, 授权公告日 2022-08-15.
Thompson G K, Williams B T, Fischer A B. "A Process for Preparing High-Purity N-((2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)methyl)-4-methoxybenzamide" [P]. US Patent, US 11915101 B2, 2024-03-03.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2019, 1637, (5), 255-270.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2022, 549, (3), 3032-3036.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of N-((2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)methyl)-4-methoxybenzamide Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2025, 1563, 2645-2658.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2025, 120, 1682-1701.