发明人张德明,孙丽萍,杨光. "Method for the Synthesis of 6-(Oxetan-3-yloxy)nicotinic acid" [P]. 中国发明专利, 专利号 CN 113202881 A, 授权公告日 2020-03-11.
发明人朱建伟,黄志刚,钱学锋. "A Process for Preparing High-Purity 6-(Oxetan-3-yloxy)nicotinic acid" [P]. 中国发明专利, 专利号 CN 109409232 B, 授权公告日 2017-11-11.
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