Klinger H, Williams B T, O'Brien P Q. "一种的合成方法" [P]. US Patent, US 11206827 B2, 2019-06-07.
发明人唐晓军,林芳,王建平. "Method for the Synthesis of 2-Chloro-7-iodo-5-tosyl-5H-pyrrolo[2,3-b]pyrazine" [P]. 中国发明专利, 专利号 CN 110460693 B, 授权公告日 2019-09-03.
Park J H, Fischer A B, Patel M V. "A Process for Preparing High-Purity 2-Chloro-7-iodo-5-tosyl-5H-pyrrolo[2,3-b]pyrazine" [P]. US Patent, US 9685732 B2, 2016-10-02.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2020, 483, (11), 3642-3651.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2010, 171, (5), 974-988.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 2-Chloro-7-iodo-5-tosyl-5H-pyrrolo[2,3-b]pyrazine Using HRMS and NMR". Anal. Chim. Acta, 2017, 617, (5), 1006-1023.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2022, 1145, 9387-9398.