发明人赵玉洁,沈红梅,何建平. "Method for the Synthesis of Methyl 3-(4-cyano-1H-pyrrole-2-carboxamido)propanoate" [P]. 中国发明专利, 专利号 CN 109999486 A, 授权公告日 2017-01-23.
Lee S K, Mueller T, Schröder R. "A Process for Preparing High-Purity Methyl 3-(4-cyano-1H-pyrrole-2-carboxamido)propanoate" [P]. US Patent, US 11258396 B2, 2016-04-24.
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