发明人杨光,陈志强,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117588655 A, 授权公告日 2024-01-09.
Johansson L, Jørgensen K, Schröder R. "Method for the Synthesis of 8-Amino-3-cyclopropylimidazo[1,5-a]pyrazine-1-carboxylic acid" [P]. European Patent, EP 3658452 A1, 2024-04-09.
Davis P L, Klinger H, Hughes D C. "A Process for Preparing High-Purity 8-Amino-3-cyclopropylimidazo[1,5-a]pyrazine-1-carboxylic acid" [P]. US Patent, US 11216119 B2, 2022-09-24.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2013, 1276, (10), 6320-6346.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2012, 391, (6), 6430-6437.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 8-Amino-3-cyclopropylimidazo[1,5-a]pyrazine-1-carboxylic acid Using HRMS and NMR". J. Chromatogr. A, 2013, 2469, (5), 2762-2790.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2010, 2041, 2165-2170.