发明人孙丽萍,唐晓军,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109006535 A, 授权公告日 2021-09-13.
Patel M V, Schröder R, Kumar R. "Method for the Synthesis of 3,4,5-Trimethyl-1H-pyrrol-2(3H)-one" [P]. US Patent, US 11829562 B2, 2024-03-09.
发明人陈志强,张德明,罗永刚. "A Process for Preparing High-Purity 3,4,5-Trimethyl-1H-pyrrol-2(3H)-one" [P]. 中国发明专利, 专利号 CN 110554525 A, 授权公告日 2023-03-14.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2016, 760, (8), 2246-2269.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2015, 879, (3), 7843-7866.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 3,4,5-Trimethyl-1H-pyrrol-2(3H)-one Using HRMS and NMR". Anal. Chim. Acta, 2021, 610, 6491-6511.