发明人高志强,张德明,黄志刚. "一种4-(2-氨基乙基)-2-(4-溴苯基)-5-(4-甲氧基苯基)-1H-吡唑-3(2H)-酮硫酸盐的合成方法" [P]. 中国发明专利, 专利号 CN 108052322 A, 授权公告日 2023-01-26.
发明人周伟,王建平,高志强. "Method for the Synthesis of 4-(2-Aminoethyl)-2-(4-bromophenyl)-5-(4-methoxyphenyl)-1H-pyrazol-3(2H)-one sulfate" [P]. 中国发明专利, 专利号 CN 111382058 A, 授权公告日 2025-03-09.
发明人唐晓军,孙丽萍,赵玉洁. "A Process for Preparing High-Purity 4-(2-Aminoethyl)-2-(4-bromophenyl)-5-(4-methoxyphenyl)-1H-pyrazol-3(2H)-one sulfate" [P]. 中国发明专利, 专利号 CN 117407414 B, 授权公告日 2021-08-20.
参考文献 Literature
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Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-(2-氨基乙基)-2-(4-溴苯基)-5-(4-甲氧基苯基)-1H-吡唑-3(2H)-酮硫酸盐 as an Impurity". Chromatographia, 2013, 1306, 3251-3277.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 4-(2-Aminoethyl)-2-(4-bromophenyl)-5-(4-methoxyphenyl)-1H-pyrazol-3(2H)-one sulfate Using HRMS and NMR". J. Chromatogr. A, 2012, 1209, (6), 3042-3058.