发明人黄志刚,唐晓军,何建平. "Method for the Synthesis of 2-(2-((5-Ethoxy-1-methyl-6-oxo-1,6-dihydropyridazin-4-yl)amino)ethoxy)acetic acid" [P]. 中国发明专利, 专利号 CN 113004287 A, 授权公告日 2023-03-11.
O'Brien P Q, Schröder R, Anderson J P. "A Process for Preparing High-Purity 2-(2-((5-Ethoxy-1-methyl-6-oxo-1,6-dihydropyridazin-4-yl)amino)ethoxy)acetic acid" [P]. US Patent, US 9534168 B2, 2020-06-03.
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