发明人罗永刚,张德明,郭海燕. "Method for the Synthesis of Ethyl 3,4-dichloro-5-(difluoromethoxy)benzoate" [P]. 中国发明专利, 专利号 CN 109303790 B, 授权公告日 2017-09-10.
发明人杨光,张德明,徐明华. "A Process for Preparing High-Purity Ethyl 3,4-dichloro-5-(difluoromethoxy)benzoate" [P]. 中国发明专利, 专利号 CN 117178489 A, 授权公告日 2019-01-14.
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