发明人冯建国,李文辉,沈红梅. "Method for the Synthesis of 1H-pyrazole-3-carboximidamide hydrochloride" [P]. 中国发明专利, 专利号 CN 113691554 A, 授权公告日 2019-10-09.
发明人刘建华,黄志刚,徐明华. "A Process for Preparing High-Purity 1H-pyrazole-3-carboximidamide hydrochloride" [P]. 中国发明专利, 专利号 CN 115409075 B, 授权公告日 2025-05-07.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of 1H-pyrazole-3-carboximidamide hydrochloride in Pharmaceutical Formulations". Sci. Total Environ., 2020, 136, 5154-5179.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1H-pyrazole-3-carboximidamide hydrochloride as an Impurity". Rapid Commun. Mass Spectrom., 2019, 146, (1), 2889-2892.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 1H-pyrazole-3-carboximidamide hydrochloride Using HRMS and NMR". Talanta, 2023, 539, (10), 5080-5101.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate 1H-pyrazole-3-carboximidamide hydrochloride Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2017, 1970, 6204-6211.