Lefèvre J P, Björnsson E, Nowak P. "Method for the Synthesis of 4-Nonylphenol tetraethoxylate, mixture of nonylisomers" [P]. European Patent, EP 3840634 A1, 2015-08-28.
Yamamoto T, Park J H, Lee S K. "A Process for Preparing High-Purity 4-Nonylphenol tetraethoxylate, mixture of nonylisomers" [P]. US Patent, US 11860169 B2, 2015-03-28.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2012, 1302, (1), 9962-9971.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2011, 1733, (1), 9358-9379.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 4-Nonylphenol tetraethoxylate, mixture of nonylisomers Using HRMS and NMR". Anal. Chem., 2010, 811, 6248-6264.