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发明人徐明华,周伟,张德明. "Method for the Synthesis of N'-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-4-{2-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]propanoyl}-1H-pyrrole-2-carbohydrazide" [P]. 中国发明专利, 专利号 CN 112100924 A, 授权公告日 2019-10-05.
发明人李文辉,赵玉洁,唐晓军. "A Process for Preparing High-Purity N'-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-4-{2-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]propanoyl}-1H-pyrrole-2-carbohydrazide" [P]. 中国发明专利, 专利号 CN 117977954 B, 授权公告日 2023-07-21.
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