发明人张德明,孙丽萍,刘建华. "Method for the Synthesis of γ-Hydroxy Phenylbutazone-d6" [P]. 中国发明专利, 专利号 CN 113308662 B, 授权公告日 2018-11-22.
Hughes D C, Thompson G K, Park J H. "A Process for Preparing High-Purity γ-Hydroxy Phenylbutazone-d6" [P]. US Patent, US 11703898 B2, 2021-03-07.
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