发明人韩伟,赵玉洁,陈志强. "Method for the Synthesis of 53234-55-2
5-Cyano-2-pyridinecarboxylic acid
MFCD09152775
5-Cyanopicolinic acid" [P]. 中国发明专利, 专利号 CN 111706476 A, 授权公告日 2021-07-04.
发明人朱建伟,杨光,孙丽萍. "A Process for Preparing High-Purity 53234-55-2
5-Cyano-2-pyridinecarboxylic acid
MFCD09152775
5-Cyanopicolinic acid" [P]. 中国发明专利, 专利号 CN 115317995 A, 授权公告日 2024-02-02.
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