Yamamoto T, Davis P L, Mueller T. "Method for the Synthesis of <I>N</I>,<I>N</I>-二甲基草酸乙酯-2-<SUP>13</SUP>C" [P]. US Patent, US 10868319 B2, 2020-10-03.
Sørensen M, Martínez F, Kowalski A. "A Process for Preparing High-Purity <I>N</I>,<I>N</I>-二甲基草酸乙酯-2-<SUP>13</SUP>C" [P]. European Patent, EP 3885166 A1, 2016-11-27.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of <I>N</I>,<I>N</I>-二甲基草酸乙酯-2-<SUP>13</SUP>C in Pharmaceutical Formulations". J. Agric. Food Chem., 2013, 975, (11), 3642-3645.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of <I>N</I>,<I>N</I>-二甲基草酸乙酯-2-<SUP>13</SUP>C as an Impurity". Biomed. Chromatogr., 2013, 2138, 4204-4213.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of <I>N</I>,<I>N</I>-二甲基草酸乙酯-2-<SUP>13</SUP>C Using HRMS and NMR". Chromatographia, 2013, 1704, (11), 2096-2117.