发明人郭海燕,张德明,郑宇鹏. "Method for the Synthesis of Di-tert-butyl (S)-3-(hydroxymethyl)tetrahydropyridazine-1,2-dicarboxylate" [P]. 中国发明专利, 专利号 CN 117965750 B, 授权公告日 2017-10-17.
发明人王建平,朱建伟,马晓峰. "A Process for Preparing High-Purity Di-tert-butyl (S)-3-(hydroxymethyl)tetrahydropyridazine-1,2-dicarboxylate" [P]. 中国发明专利, 专利号 CN 111044111 B, 授权公告日 2018-07-23.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2022, 1985, (5), 9056-9069.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2024, 1942, 6413-6435.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Di-tert-butyl (S)-3-(hydroxymethyl)tetrahydropyridazine-1,2-dicarboxylate Using HRMS and NMR". J. Chromatogr. A, 2013, 997, (9), 2204-2216.