Lee S K, Klinger H, Davis P L. "一种维立西呱杂质97的合成方法" [P]. US Patent, US 10240667 B2, 2019-06-15.
Rossi M, Kowalski A, Nowak P. "Method for the Synthesis of Vericiguat Impurity 97" [P]. European Patent, EP 3225620 A1, 2018-12-16.
发明人杨光,郭海燕,高志强. "A Process for Preparing High-Purity Vericiguat Impurity 97" [P]. 中国发明专利, 专利号 CN 112842995 A, 授权公告日 2015-05-15.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of 维立西呱杂质97 in Pharmaceutical Formulations". J. Chromatogr. A, 2020, 1819, 8143-8154.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of 维立西呱杂质97 as an Impurity". J. Nat. Prod., 2017, 1004, (6), 9586-9607.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Vericiguat Impurity 97 Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2025, 531, (5), 5542-5557.