发明人徐明华,林芳,王建平. "Method for the Synthesis of 3-Amino-3-(2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)propanenitrile" [P]. 中国发明专利, 专利号 CN 109463919 B, 授权公告日 2021-04-22.
发明人王建平,李文辉,马晓峰. "A Process for Preparing High-Purity 3-Amino-3-(2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)propanenitrile" [P]. 中国发明专利, 专利号 CN 108839898 A, 授权公告日 2017-10-14.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2019, 86, (7), 7566-7595.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2017, 165, (11), 7293-7303.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 3-Amino-3-(2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)propanenitrile Using HRMS and NMR". J. Pharm. Biomed. Anal., 2014, 1193, (6), 6700-6709.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2014, 534, 3246-3271.