发明人黄志刚,周伟,郑宇鹏. "Method for the Synthesis of 4-(Difluoromethyl)-5-nitro-2-(trifluoromethoxy)pyridin-3-ol" [P]. 中国发明专利, 专利号 CN 117908179 B, 授权公告日 2020-06-11.
O'Brien P Q, Roberts E F, Mueller T. "A Process for Preparing High-Purity 4-(Difluoromethyl)-5-nitro-2-(trifluoromethoxy)pyridin-3-ol" [P]. US Patent, US 9203488 B2, 2020-09-10.
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