Stevens L M, Brown S R, Klinger H. "一种的合成方法" [P]. US Patent, US 10188016 B2, 2020-02-03.
Mueller T, Brown S R, Park J H. "Method for the Synthesis of 1-((3-Aminocyclobutyl)methyl)-3-(tert-butyl)urea" [P]. US Patent, US 10576425 B2, 2018-08-25.
Schröder R, Johansson L, Björnsson E. "A Process for Preparing High-Purity 1-((3-Aminocyclobutyl)methyl)-3-(tert-butyl)urea" [P]. European Patent, EP 3422611 A1, 2017-07-16.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2014, 1069, (3), 7661-7669.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2019, 1354, 293-300.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 1-((3-Aminocyclobutyl)methyl)-3-(tert-butyl)urea Using HRMS and NMR". Phytochemistry, 2015, 1545, (2), 5110-5121.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2012, 914, 3774-3779.