Lefèvre J P, Kowalski A, Nowak P. "Method for the Synthesis of 2-Ethoxy-5-(5-oxo-3-stearamido-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonic acid" [P]. European Patent, EP 3310582 A1, 2015-09-22.
发明人赵玉洁,周伟,朱建伟. "A Process for Preparing High-Purity 2-Ethoxy-5-(5-oxo-3-stearamido-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonic acid" [P]. 中国发明专利, 专利号 CN 108254239 B, 授权公告日 2024-03-19.
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