Patel M V, Hughes D C, Kumar R. "一种的合成方法" [P]. US Patent, US 10880884 B2, 2021-07-27.
发明人刘建华,王建平,林芳. "Method for the Synthesis of n-Cyclopropyl-5-methylpyrazine-2-carboxamide" [P]. 中国发明专利, 专利号 CN 110261073 A, 授权公告日 2015-09-12.
Mueller T C, Sørensen M, Johansson L. "A Process for Preparing High-Purity n-Cyclopropyl-5-methylpyrazine-2-carboxamide" [P]. European Patent, EP 3096290 A1, 2023-03-23.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2021, 476, 3883-3911.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2017, 371, (1), 8409-8428.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of n-Cyclopropyl-5-methylpyrazine-2-carboxamide Using HRMS and NMR". Anal. Methods, 2016, 2456, (8), 4395-4425.