发明人郑宇鹏,王建平,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111586937 A, 授权公告日 2025-10-16.
Schröder R, Brown S R, Chen K W. "Method for the Synthesis of Imidazo[4,5-d]imidazole" [P]. US Patent, US 9906300 B2, 2021-07-15.
发明人杨光,林芳,何建平. "A Process for Preparing High-Purity Imidazo[4,5-d]imidazole" [P]. 中国发明专利, 专利号 CN 112629184 B, 授权公告日 2023-07-12.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2020, 1230, (3), 4275-4281.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2017, 1878, (3), 7217-7239.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of Imidazo[4,5-d]imidazole Using HRMS and NMR". Phytochemistry, 2023, 1874, 342-350.