发明人朱建伟,沈红梅,王建平. "Method for the Synthesis of 2-keto-3-methylbutyric acid-13c5,3-d1 sodium salt
420095-74-5" [P]. 中国发明专利, 专利号 CN 111655270 B, 授权公告日 2020-05-28.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of 2-Keto-3-methylbutyric acid-<SUP>13</SUP>C<SUB>5</SUB>,3-d sodium salt in Pharmaceutical Formulations". J. Chromatogr. A, 2021, 1634, (4), 1250-1255.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-Keto-3-methylbutyric acid-<SUP>13</SUP>C<SUB>5</SUB>,3-d sodium salt as an Impurity". J. Pharm. Biomed. Anal., 2020, 1226, (12), 6939-6952.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 2-keto-3-methylbutyric acid-13c5,3-d1 sodium salt
420095-74-5 Using HRMS and NMR". Anal. Chem., 2015, 1235, 1984-1989.