Yamamoto T, Chen K W, Johnson M A. "一种的合成方法" [P]. US Patent, US 9533453 B2, 2016-09-08.
Rossi M, Mueller T C, Schröder R. "Method for the Synthesis of 2,7-Bis(piperidin-1-ylsulfonyl)-9H-fluoren-9-one" [P]. European Patent, EP 3234470 A1, 2024-09-25.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2015, 1236, 54-65.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2019, 694, (7), 5061-5074.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 2,7-Bis(piperidin-1-ylsulfonyl)-9H-fluoren-9-one Using HRMS and NMR". Biomed. Chromatogr., 2011, 600, (10), 4073-4085.