发明人韩伟,何建平,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117121009 A, 授权公告日 2023-07-28.
Stevens L M, Davis P L, Johnson M A. "Method for the Synthesis of Ethyl 3,4,5-trimethyl-1H-pyrrole-2-carboxylate" [P]. US Patent, US 10756554 B2, 2017-01-15.
发明人徐明华,陈志强,韩伟. "A Process for Preparing High-Purity Ethyl 3,4,5-trimethyl-1H-pyrrole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 110247074 B, 授权公告日 2024-07-21.
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". Talanta, 2024, 627, 5260-5264.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2010, 2278, (11), 1789-1811.