发明人赵玉洁,沈红梅,徐明华. "Method for the Synthesis of (E)-(2-(2-(6-Amino-9H-purin-9-yl)ethylidene)cyclobutyl)methanol" [P]. 中国发明专利, 专利号 CN 111681750 B, 授权公告日 2023-08-21.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2022, 1932, (11), 2320-2328.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2020, 607, 8414-8426.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of (E)-(2-(2-(6-Amino-9H-purin-9-yl)ethylidene)cyclobutyl)methanol Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2013, 808, 7817-7846.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2014, 1419, 6313-6316.