Hughes D C, Chen K W, Fischer A B. "一种的合成方法" [P]. US Patent, US 9216380 B2, 2017-03-27.
Klinger H, Fischer A B, Stevens L M. "Method for the Synthesis of 1-Methyl-2-propyl-1H-imidazole-5-carboxylic acid" [P]. US Patent, US 10791226 B2, 2017-08-13.
发明人李文辉,胡光,高志强. "A Process for Preparing High-Purity 1-Methyl-2-propyl-1H-imidazole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108745129 A, 授权公告日 2019-12-15.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2010, 333, (1), 4220-4233.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2014, 1489, (8), 9050-9070.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 1-Methyl-2-propyl-1H-imidazole-5-carboxylic acid Using HRMS and NMR". Anal. Methods, 2018, 2216, (4), 649-667.