Lefèvre J P, Jørgensen K, Kowalski A. "一种的合成方法" [P]. European Patent, EP 3260959 A1, 2023-02-09.
Thompson G K, Davis P L, Hughes D C. "Method for the Synthesis of 7-Cyano-2-methylbenzothiazole" [P]. US Patent, US 10904034 B2, 2021-11-11.
发明人刘建华,李文辉,韩伟. "A Process for Preparing High-Purity 7-Cyano-2-methylbenzothiazole" [P]. 中国发明专利, 专利号 CN 111861470 B, 授权公告日 2023-08-17.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2021, 204, 2614-2643.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2011, 1945, 1962-1986.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 7-Cyano-2-methylbenzothiazole Using HRMS and NMR". J. Sep. Sci., 2012, 1483, (9), 3749-3764.