发明人郭海燕,胡光,韩伟. "Method for the Synthesis of 4-Chloro-5-iodo-N,N-bis[(4-methoxyphenyl)methyl]-6-methyl-pyridin-2-amine" [P]. 中国发明专利, 专利号 CN 108037784 A, 授权公告日 2024-01-21.
发明人冯建国,赵玉洁,郭海燕. "A Process for Preparing High-Purity 4-Chloro-5-iodo-N,N-bis[(4-methoxyphenyl)methyl]-6-methyl-pyridin-2-amine" [P]. 中国发明专利, 专利号 CN 112671918 B, 授权公告日 2023-01-01.
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