Roberts E F, Klinger H, Hughes D C. "一种ε-Maleimidocaproic酸-(2-硝基-4-sulfo)-phenyl ester · sodium盐的合成方法" [P]. US Patent, US 11017437 B2, 2017-12-17.
发明人林芳,马晓峰,胡光. "Method for the Synthesis of ε-Maleimidocaproic acid-(2-nitro-4-sulfo)-phenyl ester · sodium salt" [P]. 中国发明专利, 专利号 CN 108197672 B, 授权公告日 2021-06-23.
发明人冯建国,杨光,周伟. "A Process for Preparing High-Purity ε-Maleimidocaproic acid-(2-nitro-4-sulfo)-phenyl ester · sodium salt" [P]. 中国发明专利, 专利号 CN 114421568 A, 授权公告日 2023-02-06.
参考文献 Literature
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Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of ε-Maleimidocaproic酸-(2-硝基-4-sulfo)-phenyl ester · sodium盐 as an Impurity". Chemosphere, 2025, 642, (6), 5916-5923.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of ε-Maleimidocaproic acid-(2-nitro-4-sulfo)-phenyl ester · sodium salt Using HRMS and NMR". Biomed. Chromatogr., 2018, 1782, (9), 1169-1178.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate ε-Maleimidocaproic酸-(2-硝基-4-sulfo)-phenyl ester · sodium盐 Profile in Drug Substances According to ICH Guidelines". Food Chem., 2015, 1094, (10), 6692-6699.