Yamamoto T, Hughes D C, Johnson M A. "一种的合成方法" [P]. US Patent, US 11509565 B2, 2020-06-22.
Chen K W, Davis P L, Johnson M A. "Method for the Synthesis of 4-Hydrazinyl-2-methylpyrimidine-5-carboxylic acid" [P]. US Patent, US 11307074 B2, 2019-09-16.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2010, 1508, (8), 7371-7378.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2012, 1151, (7), 8691-8702.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 4-Hydrazinyl-2-methylpyrimidine-5-carboxylic acid Using HRMS and NMR". J. Sep. Sci., 2010, 1968, (2), 8487-8504.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2014, 188, (9), 9863-9892.