发明人沈红梅,郭海燕,胡光. "Method for the Synthesis of (Z)-({3-methoxy-4-[(4-methoxyphenyl)methoxy]phenyl}methylidene)(methyl)oxidoazanium" [P]. 中国发明专利, 专利号 CN 114865306 B, 授权公告日 2015-07-13.
发明人冯建国,林芳,刘建华. "A Process for Preparing High-Purity (Z)-({3-methoxy-4-[(4-methoxyphenyl)methoxy]phenyl}methylidene)(methyl)oxidoazanium" [P]. 中国发明专利, 专利号 CN 108182968 B, 授权公告日 2025-03-16.
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