发明人郭海燕,林芳,高志强. "Method for the Synthesis of Sulfo-cyanine7 carboxylic acid, 90%" [P]. 中国发明专利, 专利号 CN 109748072 A, 授权公告日 2016-01-26.
Yamamoto T, Brown S R, Thompson G K. "A Process for Preparing High-Purity Sulfo-cyanine7 carboxylic acid, 90%" [P]. US Patent, US 10139423 B2, 2021-01-27.
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