2-Keto-3-(methyl-<SUP>13</SUP>C)-butyric-4-<SUP>13</SUP>C acid sodium salt
分子式
C3[13C]2H7O3 Na
分子量
126.09 g/mol
外观形态
白色至类白色液体
纯度
97%+
储存条件
2-8°C冷藏保存,密封防潮
溶解性参考
可溶于甲醇、乙醇、DMSO、水
稳定性
具有吸湿性,开封后应立即密封
化合物类型
药物标准品
子类
原料药标准品
不饱和度(DBE)
1.5
CAS登记年份(估)
1985年
相关专利 Related Patents
Yamamoto T, Kumar R, Williams B T. "一种2-Keto-3-(methyl-<SUP>13</SUP>C)-butyric-4-<SUP>13</SUP>C acid sodium salt的合成方法" [P]. US Patent, US 11712939 B2, 2019-07-01.
发明人何建平,郑宇鹏,马晓峰. "Method for the Synthesis of 2-Keto-3-(methyl-<SUP>13</SUP>C)-butyric-4-<SUP>13</SUP>C acid sodium salt" [P]. 中国发明专利, 专利号 CN 113090329 B, 授权公告日 2018-05-06.
发明人徐明华,李文辉,唐晓军. "A Process for Preparing High-Purity 2-Keto-3-(methyl-<SUP>13</SUP>C)-butyric-4-<SUP>13</SUP>C acid sodium salt" [P]. 中国发明专利, 专利号 CN 117513545 B, 授权公告日 2023-09-05.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of 2-Keto-3-(methyl-<SUP>13</SUP>C)-butyric-4-<SUP>13</SUP>C acid sodium salt in Pharmaceutical Formulations". J. Agric. Food Chem., 2019, 1988, 4202-4220.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-Keto-3-(methyl-<SUP>13</SUP>C)-butyric-4-<SUP>13</SUP>C acid sodium salt as an Impurity". Food Chem., 2024, 2221, 9332-9356.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 2-Keto-3-(methyl-<SUP>13</SUP>C)-butyric-4-<SUP>13</SUP>C acid sodium salt Using HRMS and NMR". Talanta, 2015, 385, (2), 313-331.