Mueller T C, Sørensen M, Martínez F. "Method for the Synthesis of 1-methyl-2-(1-methyl-1H-pyrazol-5-yl)-5-oxopyrrolidine-3-carboxylic acid" [P]. European Patent, EP 3088104 A1, 2015-12-26.
发明人王建平,张德明,沈红梅. "A Process for Preparing High-Purity 1-methyl-2-(1-methyl-1H-pyrazol-5-yl)-5-oxopyrrolidine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112211148 B, 授权公告日 2017-05-05.
参考文献 Literature
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