Park J H, Hughes D C, Mueller T. "一种的合成方法" [P]. US Patent, US 11975540 B2, 2021-07-27.
Lefèvre J P, Sørensen M, Nielsen H. "Method for the Synthesis of Sodium 6,6'-((((2,4-dihydroxy-1,3-phenylene)bis(diazene-2,1-diyl))bis(4,1-phenylene))bis(azanediyl))bis(3-nitrobenzenesulfonate)" [P]. European Patent, EP 3374493 A1, 2017-07-15.
发明人陈志强,冯建国,王建平. "A Process for Preparing High-Purity Sodium 6,6'-((((2,4-dihydroxy-1,3-phenylene)bis(diazene-2,1-diyl))bis(4,1-phenylene))bis(azanediyl))bis(3-nitrobenzenesulfonate)" [P]. 中国发明专利, 专利号 CN 115544819 B, 授权公告日 2021-09-14.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2015, 545, (2), 9263-9274.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2013, 1692, 4474-4490.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of Sodium 6,6'-((((2,4-dihydroxy-1,3-phenylene)bis(diazene-2,1-diyl))bis(4,1-phenylene))bis(azanediyl))bis(3-nitrobenzenesulfonate) Using HRMS and NMR". J. Nat. Prod., 2015, 1883, 2860-2883.