发明人陈志强,胡光,林芳. "Method for the Synthesis of 58520-45-9
Meso-1,2-bis(4-methoxyphenyl)ethylenediamine
N1,N2-bis(4-methoxyphenyl)ethane-1,2-diamine" [P]. 中国发明专利, 专利号 CN 108009310 A, 授权公告日 2024-09-07.
发明人赵玉洁,高志强,沈红梅. "A Process for Preparing High-Purity 58520-45-9
Meso-1,2-bis(4-methoxyphenyl)ethylenediamine
N1,N2-bis(4-methoxyphenyl)ethane-1,2-diamine" [P]. 中国发明专利, 专利号 CN 110261434 B, 授权公告日 2016-02-14.
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