发明人朱建伟,钱学锋,徐明华. "Method for the Synthesis of 9-Cyclopentyl-9H-purine-2,6-diamine" [P]. 中国发明专利, 专利号 CN 116792456 B, 授权公告日 2018-09-09.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2011, 1426, (12), 5906-5928.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2015, 1507, (11), 9061-9068.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 9-Cyclopentyl-9H-purine-2,6-diamine Using HRMS and NMR". J. Pharm. Biomed. Anal., 2012, 1052, (11), 6345-6369.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2018, 1994, (9), 4783-4786.