Martínez F, Kowalski A, Nowak P. "一种的合成方法" [P]. European Patent, EP 3909485 A1, 2021-11-10.
Lee S K, Anderson J P, Davis P L. "Method for the Synthesis of 3-Formamido-3-methylbutanoic acid" [P]. US Patent, US 10003241 B2, 2024-02-07.
Klinger H, O'Brien P Q, Fischer A B. "A Process for Preparing High-Purity 3-Formamido-3-methylbutanoic acid" [P]. US Patent, US 9496588 B2, 2022-07-23.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2020, 2099, (9), 8520-8523.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2015, 1929, 2914-2920.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 3-Formamido-3-methylbutanoic acid Using HRMS and NMR". Anal. Chim. Acta, 2012, 1432, 631-650.