Thompson G K, Park J H, Fischer A B. "一种的合成方法" [P]. US Patent, US 9446584 B2, 2024-02-05.
发明人李文辉,王建平,徐明华. "Method for the Synthesis of n-(Tert-butyl)-2-(tetrazolo[1,5-b]pyridazin-6-ylamino)acetamide" [P]. 中国发明专利, 专利号 CN 114011437 B, 授权公告日 2022-02-17.
发明人郭海燕,刘建华,马晓峰. "A Process for Preparing High-Purity n-(Tert-butyl)-2-(tetrazolo[1,5-b]pyridazin-6-ylamino)acetamide" [P]. 中国发明专利, 专利号 CN 117072118 A, 授权公告日 2019-09-27.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2010, 2227, (11), 3007-3023.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2017, 931, (2), 3413-3443.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of n-(Tert-butyl)-2-(tetrazolo[1,5-b]pyridazin-6-ylamino)acetamide Using HRMS and NMR". Talanta, 2017, 1261, (4), 320-323.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2010, 1801, (3), 1639-1652.