发明人徐明华,罗永刚,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108790079 A, 授权公告日 2017-06-23.
发明人郑宇鹏,胡光,王建平. "Method for the Synthesis of N-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)hydrazinecarbothioamide" [P]. 中国发明专利, 专利号 CN 109741873 B, 授权公告日 2020-01-15.
发明人韩伟,罗永刚,杨光. "A Process for Preparing High-Purity N-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)hydrazinecarbothioamide" [P]. 中国发明专利, 专利号 CN 113424073 B, 授权公告日 2020-01-01.
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". Anal. Chim. Acta, 2015, 1422, (5), 3515-3534.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2013, 2119, (1), 4808-4811.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of N-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)hydrazinecarbothioamide Using HRMS and NMR". Chemosphere, 2011, 1442, (12), 7790-7801.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2012, 1475, 323-348.