发明人刘建华,李文辉,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111907353 A, 授权公告日 2020-02-02.
发明人黄志刚,朱建伟,杨光. "Method for the Synthesis of Ethyl 2-chloro-1H-benzo[d]imidazole-6-carboxylate" [P]. 中国发明专利, 专利号 CN 116002928 B, 授权公告日 2019-12-25.
Williams B T, Mueller T, Anderson J P. "A Process for Preparing High-Purity Ethyl 2-chloro-1H-benzo[d]imidazole-6-carboxylate" [P]. US Patent, US 10976621 B2, 2015-02-28.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2012, 630, (6), 5308-5313.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2015, 2165, 5491-5498.