发明人郭海燕,马晓峰,唐晓军. "Method for the Synthesis of 1-Methyl-3-((methylamino)methyl)-1H-pyrazole-5-carbonitrile hydrochloride" [P]. 中国发明专利, 专利号 CN 116904429 A, 授权公告日 2016-12-05.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2016, 1601, 9573-9590.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2025, 450, 6684-6688.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 1-Methyl-3-((methylamino)methyl)-1H-pyrazole-5-carbonitrile hydrochloride Using HRMS and NMR". Anal. Chim. Acta, 2021, 883, (2), 3381-3387.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2019, 441, 67-94.