发明人赵玉洁,钱学锋,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108184834 A, 授权公告日 2025-12-19.
发明人冯建国,郭海燕,孙丽萍. "Method for the Synthesis of Sodium 6-amino-4-hydroxy-3-((4-(phenyldiazenyl)naphthalen-1-yl)diazenyl)naphthalene-2-sulfonate" [P]. 中国发明专利, 专利号 CN 114324522 A, 授权公告日 2015-04-22.
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