Schröder R, Stevens L M, Mueller T. "一种的合成方法" [P]. US Patent, US 11909018 B2, 2015-04-11.
Stevens L M, Roberts E F, Chen K W. "Method for the Synthesis of Ethyl 4-(3,3-dimethylureido)benzoate" [P]. US Patent, US 11670512 B2, 2024-05-06.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2014, 2309, 6062-6071.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2022, 2212, 6367-6374.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4-(3,3-dimethylureido)benzoate Using HRMS and NMR". Talanta, 2016, 1484, 3400-3429.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2021, 1382, 5402-5407.