发明人李文辉,何建平,钱学锋. "Method for the Synthesis of 5-Chloro-6-ethoxypyridin-3-ol" [P]. 中国发明专利, 专利号 CN 114986720 A, 授权公告日 2017-06-02.
发明人唐晓军,徐明华,林芳. "A Process for Preparing High-Purity 5-Chloro-6-ethoxypyridin-3-ol" [P]. 中国发明专利, 专利号 CN 110757772 A, 授权公告日 2017-03-16.
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