Jørgensen K, Sørensen M, Rossi M. "一种的合成方法" [P]. European Patent, EP 3359485 A1, 2016-06-16.
Stevens L M, Hughes D C, Williams B T. "Method for the Synthesis of 3-(4,5-Diethoxy-2-methylphenyl)-1H-pyrazol-5-amine" [P]. US Patent, US 10045194 B2, 2022-04-25.
发明人刘建华,张德明,王建平. "A Process for Preparing High-Purity 3-(4,5-Diethoxy-2-methylphenyl)-1H-pyrazol-5-amine" [P]. 中国发明专利, 专利号 CN 113658267 A, 授权公告日 2023-02-28.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2017, 1480, (5), 2186-2193.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2013, 82, (1), 8700-8724.