Lee S K, Williams B T, Klinger H. "一种的合成方法" [P]. US Patent, US 10397316 B2, 2024-02-08.
Rossi M, Sørensen M, Johansson L. "Method for the Synthesis of (S)-3,5-Dichloro-1-(1-cyclopropylethyl)pyrazin-2(1H)-one" [P]. European Patent, EP 3682923 A1, 2025-07-03.
发明人冯建国,何建平,林芳. "A Process for Preparing High-Purity (S)-3,5-Dichloro-1-(1-cyclopropylethyl)pyrazin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 116876263 A, 授权公告日 2018-02-23.
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". Rapid Commun. Mass Spectrom., 2023, 1915, (4), 1672-1683.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2017, 2235, 6236-6261.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of (S)-3,5-Dichloro-1-(1-cyclopropylethyl)pyrazin-2(1H)-one Using HRMS and NMR". Molecules, 2020, 1474, (7), 6568-6580.