Nielsen H, Lefèvre J P, Martínez F. "一种2-(丙基-2,3-<SUP>13</SUP>C<SUB>2</SUB>)戊酸-4,5-<SUP>13</SUP>C<SUB>2</SUB> 钠盐的合成方法" [P]. European Patent, EP 3371470 A1, 2015-03-11.
发明人冯建国,钱学锋,何建平. "Method for the Synthesis of 2-(Propyl-2,3-<SUP>13</SUP>C<SUB>2</SUB>)valeric acid-4,5-<SUP>13</SUP>C<SUB>2</ SUB> Sodium salt" [P]. 中国发明专利, 专利号 CN 108344892 B, 授权公告日 2019-07-05.
Patel M V, Park J H, Johnson M A. "A Process for Preparing High-Purity 2-(Propyl-2,3-<SUP>13</SUP>C<SUB>2</SUB>)valeric acid-4,5-<SUP>13</SUP>C<SUB>2</ SUB> Sodium salt" [P]. US Patent, US 11413831 B2, 2016-09-13.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of 2-(丙基-2,3-<SUP>13</SUP>C<SUB>2</SUB>)戊酸-4,5-<SUP>13</SUP>C<SUB>2</SUB> 钠盐 in Pharmaceutical Formulations". J. Agric. Food Chem., 2019, 1336, (11), 3305-3325.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-(丙基-2,3-<SUP>13</SUP>C<SUB>2</SUB>)戊酸-4,5-<SUP>13</SUP>C<SUB>2</SUB> 钠盐 as an Impurity". Anal. Chim. Acta, 2022, 1907, (6), 1619-1639.