Stevens L M, Klinger H, Johnson M A. "一种的合成方法" [P]. US Patent, US 11610295 B2, 2016-03-11.
发明人钱学锋,高志强,张德明. "Method for the Synthesis of 4-Chloro-5-cyclobutoxypyridazin-3(2H)-one" [P]. 中国发明专利, 专利号 CN 115308927 B, 授权公告日 2018-04-04.
发明人周伟,唐晓军,钱学锋. "A Process for Preparing High-Purity 4-Chloro-5-cyclobutoxypyridazin-3(2H)-one" [P]. 中国发明专利, 专利号 CN 113948344 A, 授权公告日 2024-01-18.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2015, 640, 6704-6726.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2014, 1156, (8), 2495-2507.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloro-5-cyclobutoxypyridazin-3(2H)-one Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2012, 1940, (9), 7101-7110.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2016, 2288, 4510-4526.