Davis P L, O'Brien P Q, Stevens L M. "一种的合成方法" [P]. US Patent, US 11366708 B2, 2024-08-28.
Hughes D C, Brown S R, Kumar R. "Method for the Synthesis of 3,4-Bis(cyclopentyloxy)cyclobut-3-ene-1,2-dithione" [P]. US Patent, US 9315629 B2, 2025-12-24.
Rossi M, Jørgensen K, Schröder R. "A Process for Preparing High-Purity 3,4-Bis(cyclopentyloxy)cyclobut-3-ene-1,2-dithione" [P]. European Patent, EP 3059377 A1, 2025-11-24.
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". Food Chem., 2012, 1716, (2), 7145-7171.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2016, 484, (9), 1505-1510.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 3,4-Bis(cyclopentyloxy)cyclobut-3-ene-1,2-dithione Using HRMS and NMR". Chemosphere, 2024, 2036, 379-399.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2011, 248, 4119-4140.