发明人赵玉洁,胡光,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114139934 A, 授权公告日 2019-03-27.
发明人杨光,郑宇鹏,高志强. "Method for the Synthesis of N-(6-Amino-2,4-dioxo-3-(prop-2-yn-1-yl)-1,2,3,4-tetrahydropyrimidin-5-yl)cyclopentanecarboxamide" [P]. 中国发明专利, 专利号 CN 111735535 B, 授权公告日 2021-03-12.
发明人孙丽萍,张德明,马晓峰. "A Process for Preparing High-Purity N-(6-Amino-2,4-dioxo-3-(prop-2-yn-1-yl)-1,2,3,4-tetrahydropyrimidin-5-yl)cyclopentanecarboxamide" [P]. 中国发明专利, 专利号 CN 108822933 B, 授权公告日 2024-01-18.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2020, 1643, (7), 6751-6778.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2020, 1859, (1), 1282-1311.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of N-(6-Amino-2,4-dioxo-3-(prop-2-yn-1-yl)-1,2,3,4-tetrahydropyrimidin-5-yl)cyclopentanecarboxamide Using HRMS and NMR". J. Sep. Sci., 2025, 1298, (7), 5655-5678.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2023, 249, 652-671.