发明人朱建伟,周伟,高志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115575466 A, 授权公告日 2017-03-24.
发明人李文辉,何建平,沈红梅. "Method for the Synthesis of 2-(Difluoromethyl)-6-nitro-4H-chromen-4-one" [P]. 中国发明专利, 专利号 CN 110850672 B, 授权公告日 2017-12-19.
发明人郭海燕,沈红梅,林芳. "A Process for Preparing High-Purity 2-(Difluoromethyl)-6-nitro-4H-chromen-4-one" [P]. 中国发明专利, 专利号 CN 115881615 B, 授权公告日 2016-04-15.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2018, 773, (2), 6059-6084.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2023, 2395, (4), 1312-1337.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethyl)-6-nitro-4H-chromen-4-one Using HRMS and NMR". Anal. Chim. Acta, 2019, 1940, 417-422.