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发明人何建平,沈红梅,王建平. "Method for the Synthesis of (SP-4-2)-[2,3-Bis[[[2-(hydroxy-κO)phenyl]methylene]amino-κN]-2-butenedinitrilato(2-)]nickel" [P]. 中国发明专利, 专利号 CN 111600165 A, 授权公告日 2025-07-08.
发明人王建平,罗永刚,郑宇鹏. "A Process for Preparing High-Purity (SP-4-2)-[2,3-Bis[[[2-(hydroxy-κO)phenyl]methylene]amino-κN]-2-butenedinitrilato(2-)]nickel" [P]. 中国发明专利, 专利号 CN 109993191 A, 授权公告日 2021-07-06.
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