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发明人唐晓军,何建平,张德明. "Method for the Synthesis of 5-Ethyl-1,3-dimethylpyrazolidine-3,5-diol" [P]. 中国发明专利, 专利号 CN 114626947 B, 授权公告日 2022-06-24.
发明人李文辉,高志强,钱学锋. "A Process for Preparing High-Purity 5-Ethyl-1,3-dimethylpyrazolidine-3,5-diol" [P]. 中国发明专利, 专利号 CN 110308854 A, 授权公告日 2019-10-08.
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