发明人胡光,王建平,刘建华. "一种<SC>DL</SC>-尿囊素-5-<SUP>13</SUP>C,1-<SUP>15</SUP>N的合成方法" [P]. 中国发明专利, 专利号 CN 111511288 A, 授权公告日 2017-02-13.
发明人韩伟,胡光,林芳. "Method for the Synthesis of 285978-19-0
N-[2,5-Dioxo(4-~13~C,3-~15~N)imidazolidin-4-yl]urea
DTXSID20745769" [P]. 中国发明专利, 专利号 CN 113569307 A, 授权公告日 2016-12-27.
发明人黄志刚,刘建华,赵玉洁. "A Process for Preparing High-Purity 285978-19-0
N-[2,5-Dioxo(4-~13~C,3-~15~N)imidazolidin-4-yl]urea
DTXSID20745769" [P]. 中国发明专利, 专利号 CN 111206573 A, 授权公告日 2017-10-18.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of <SC>DL</SC>-尿囊素-5-<SUP>13</SUP>C,1-<SUP>15</SUP>N in Pharmaceutical Formulations". J. Nat. Prod., 2012, 1368, (2), 6720-6748.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of <SC>DL</SC>-尿囊素-5-<SUP>13</SUP>C,1-<SUP>15</SUP>N as an Impurity". J. Pharm. Biomed. Anal., 2010, 2265, 8308-8320.