发明人杨光,沈红梅,唐晓军. "Method for the Synthesis of Gadoxetate impurity 23" [P]. 中国发明专利, 专利号 CN 114008538 B, 授权公告日 2022-02-06.
发明人罗永刚,孙丽萍,何建平. "A Process for Preparing High-Purity Gadoxetate impurity 23" [P]. 中国发明专利, 专利号 CN 114654324 A, 授权公告日 2021-07-27.
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