发明人张德明,高志强,赵玉洁. "Method for the Synthesis of 5-(2-Chlorophenyl)picolinic acid" [P]. 中国发明专利, 专利号 CN 108678618 B, 授权公告日 2022-07-20.
Nowak P, Johansson L, Sørensen M. "A Process for Preparing High-Purity 5-(2-Chlorophenyl)picolinic acid" [P]. European Patent, EP 3816254 A1, 2023-02-18.
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