Davis P L, Lee S K, Mueller T. "一种的合成方法" [P]. US Patent, US 10880224 B2, 2020-09-09.
Chen K W, Fischer A B, O'Brien P Q. "Method for the Synthesis of 4-[(dimethylhydrazin-1-ylidene)methyl]-1-methyl-1h-pyrazole" [P]. US Patent, US 11712727 B2, 2022-07-19.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2010, 336, (7), 2624-2650.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2020, 1492, 813-832.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 4-[(dimethylhydrazin-1-ylidene)methyl]-1-methyl-1h-pyrazole Using HRMS and NMR". Molecules, 2016, 636, 8382-8388.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2018, 2247, 1897-1911.