Davis P L, Williams B T, Johnson M A. "Method for the Synthesis of Ethyl 4-hydroxy-5-oxo-1-(2-thienylmethyl)-2,5-dihydro-1H-pyrrole-3-carboxylate" [P]. US Patent, US 10756972 B2, 2022-08-23.
发明人徐明华,冯建国,张德明. "A Process for Preparing High-Purity Ethyl 4-hydroxy-5-oxo-1-(2-thienylmethyl)-2,5-dihydro-1H-pyrrole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 110612526 B, 授权公告日 2022-02-25.
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