发明人郑宇鹏,马晓峰,郭海燕. "Method for the Synthesis of Nicotinic acid (3-amino-isoindol-1-ylidenE)-hydrazide" [P]. 中国发明专利, 专利号 CN 117147616 B, 授权公告日 2020-01-06.
发明人郭海燕,赵玉洁,刘建华. "A Process for Preparing High-Purity Nicotinic acid (3-amino-isoindol-1-ylidenE)-hydrazide" [P]. 中国发明专利, 专利号 CN 109474816 B, 授权公告日 2016-12-01.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2020, 1662, 5882-5892.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2021, 1492, 7916-7943.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Nicotinic acid (3-amino-isoindol-1-ylidenE)-hydrazide Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2012, 1019, 5103-5113.