发明人林芳,马晓峰,韩伟. "Method for the Synthesis of 5-(3-Methoxypropoxy)pyrazine-2-carbonitrile" [P]. 中国发明专利, 专利号 CN 111059447 A, 授权公告日 2016-04-19.
Williams B T, Yamamoto T, Roberts E F. "A Process for Preparing High-Purity 5-(3-Methoxypropoxy)pyrazine-2-carbonitrile" [P]. US Patent, US 11197604 B2, 2025-08-19.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2021, 640, (6), 3980-3991.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2016, 1701, (7), 1274-1291.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 5-(3-Methoxypropoxy)pyrazine-2-carbonitrile Using HRMS and NMR". Molecules, 2011, 2033, (2), 8663-8682.