发明人杨光,韩伟,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109556877 A, 授权公告日 2017-04-14.
Fischer A B, Klinger H, Williams B T. "Method for the Synthesis of N-Cyclopropyl-1H-pyrazole-1-carboximidamide" [P]. US Patent, US 9487224 B2, 2022-04-01.
发明人胡光,黄志刚,沈红梅. "A Process for Preparing High-Purity N-Cyclopropyl-1H-pyrazole-1-carboximidamide" [P]. 中国发明专利, 专利号 CN 116140971 A, 授权公告日 2018-03-18.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2017, 437, (8), 1738-1768.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2021, 556, 1733-1736.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of N-Cyclopropyl-1H-pyrazole-1-carboximidamide Using HRMS and NMR". Molecules, 2020, 1013, (3), 3670-3679.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2013, 1255, (9), 3678-3681.