发明人何建平,朱建伟,唐晓军. "Method for the Synthesis of OGlycine, N,N'-[(3-oxo-1(3H)-isobenzofuranylidene)bis[(6-hydroxy-5-methyl-3,1-phenylene)methylene]]bis[N-(carboxymethyl)-, disodium salt" [P]. 中国发明专利, 专利号 CN 111951122 B, 授权公告日 2022-10-17.
发明人罗永刚,高志强,周伟. "A Process for Preparing High-Purity OGlycine, N,N'-[(3-oxo-1(3H)-isobenzofuranylidene)bis[(6-hydroxy-5-methyl-3,1-phenylene)methylene]]bis[N-(carboxymethyl)-, disodium salt" [P]. 中国发明专利, 专利号 CN 111894669 A, 授权公告日 2015-09-06.
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