Park J H, Kumar R, Brown S R. "Method for the Synthesis of 2,2'-([1,1'-Biphenyl]-4,4'-diyl)bis(2-oxoacetaldehyde)" [P]. US Patent, US 11891820 B2, 2020-06-11.
Hughes D C, Roberts E F, Chen K W. "A Process for Preparing High-Purity 2,2'-([1,1'-Biphenyl]-4,4'-diyl)bis(2-oxoacetaldehyde)" [P]. US Patent, US 9573385 B2, 2025-11-06.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2011, 1824, (10), 3752-3764.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2017, 1591, (10), 5862-5873.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 2,2'-([1,1'-Biphenyl]-4,4'-diyl)bis(2-oxoacetaldehyde) Using HRMS and NMR". Chromatographia, 2025, 574, (8), 2703-2722.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2013, 1349, (10), 1620-1634.