发明人罗永刚,冯建国,杨光. "Method for the Synthesis of Hoechst 33342" [P]. 中国发明专利, 专利号 CN 113896714 B, 授权公告日 2024-10-11.
发明人何建平,高志强,刘建华. "A Process for Preparing High-Purity Hoechst 33342" [P]. 中国发明专利, 专利号 CN 114659497 B, 授权公告日 2018-02-08.
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