发明人周伟,朱建伟,郭海燕. "Method for the Synthesis of 3-Methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl benzenesulfonate" [P]. 中国发明专利, 专利号 CN 113008305 B, 授权公告日 2022-09-24.
发明人何建平,赵玉洁,沈红梅. "A Process for Preparing High-Purity 3-Methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl benzenesulfonate" [P]. 中国发明专利, 专利号 CN 115721656 B, 授权公告日 2016-05-25.
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