发明人钱学锋,孙丽萍,罗永刚. "Method for the Synthesis of 2-Bromo-3-chloro-6-(difluoromethyl)-4-methylpyridine" [P]. 中国发明专利, 专利号 CN 116243631 B, 授权公告日 2017-01-20.
发明人张德明,马晓峰,孙丽萍. "A Process for Preparing High-Purity 2-Bromo-3-chloro-6-(difluoromethyl)-4-methylpyridine" [P]. 中国发明专利, 专利号 CN 113352496 B, 授权公告日 2022-01-12.
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