发明人张德明,高志强,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109671387 A, 授权公告日 2018-09-19.
发明人冯建国,刘建华,李文辉. "Method for the Synthesis of 3-[(E)-2-[(4-tert-Butylphenyl)amino]-1-nitroethenyl]-1,3-dihydro-2-benzofuran-1-one" [P]. 中国发明专利, 专利号 CN 108407630 B, 授权公告日 2024-05-15.
发明人徐明华,朱建伟,王建平. "A Process for Preparing High-Purity 3-[(E)-2-[(4-tert-Butylphenyl)amino]-1-nitroethenyl]-1,3-dihydro-2-benzofuran-1-one" [P]. 中国发明专利, 专利号 CN 117326966 A, 授权公告日 2024-02-12.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2011, 1902, (3), 6854-6878.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2015, 1264, (8), 790-802.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 3-[(E)-2-[(4-tert-Butylphenyl)amino]-1-nitroethenyl]-1,3-dihydro-2-benzofuran-1-one Using HRMS and NMR". Anal. Chem., 2023, 2285, 8435-8444.