Klinger H, Stevens L M, Schröder R. "一种的合成方法" [P]. US Patent, US 11999036 B2, 2022-04-13.
Mueller T, Anderson J P, Schröder R. "Method for the Synthesis of tert-Butyl (R)-3-(2,4,6-trimethylbenzyl)piperazine-1-carboxylate" [P]. US Patent, US 11862259 B2, 2018-11-02.
Lefèvre J P, Kowalski A, Martínez F. "A Process for Preparing High-Purity tert-Butyl (R)-3-(2,4,6-trimethylbenzyl)piperazine-1-carboxylate" [P]. European Patent, EP 3447607 A1, 2025-06-06.
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., 2010, 1693, (12), 5628-5646.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2020, 2474, (12), 8758-8783.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl (R)-3-(2,4,6-trimethylbenzyl)piperazine-1-carboxylate Using HRMS and NMR". Molecules, 2020, 2364, (4), 9154-9160.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2023, 461, (4), 7869-7878.