发明人周伟,罗永刚,何建平. "Method for the Synthesis of 2-Hydrazinyl-6-methylnicotinonitrile" [P]. 中国发明专利, 专利号 CN 116162874 B, 授权公告日 2019-11-28.
发明人郑宇鹏,郭海燕,唐晓军. "A Process for Preparing High-Purity 2-Hydrazinyl-6-methylnicotinonitrile" [P]. 中国发明专利, 专利号 CN 108000078 B, 授权公告日 2022-02-25.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2015, 1177, (6), 2001-2010.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2010, 776, 9094-9101.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 2-Hydrazinyl-6-methylnicotinonitrile Using HRMS and NMR". Anal. Methods, 2023, 794, (10), 8583-8609.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2011, 1075, (7), 304-308.