发明人杨光,高志强,朱建伟. "Method for the Synthesis of (S)-hexahydroimidazo[1,5-a]pyrazin-3(2H)-one 2,2,2-trifluoroacetate" [P]. 中国发明专利, 专利号 CN 112584005 B, 授权公告日 2017-05-17.
发明人刘建华,韩伟,唐晓军. "A Process for Preparing High-Purity (S)-hexahydroimidazo[1,5-a]pyrazin-3(2H)-one 2,2,2-trifluoroacetate" [P]. 中国发明专利, 专利号 CN 117871671 A, 授权公告日 2024-12-10.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2014, 1680, (7), 4524-4539.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2017, 508, (6), 2359-2387.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of (S)-hexahydroimidazo[1,5-a]pyrazin-3(2H)-one 2,2,2-trifluoroacetate Using HRMS and NMR". J. Sep. Sci., 2012, 1543, (12), 8072-8096.