发明人孙丽萍,杨光,赵玉洁. "Method for the Synthesis of 1-Amino-1H-benzo[d]imidazole-2-sulfonic acid" [P]. 中国发明专利, 专利号 CN 115436548 A, 授权公告日 2019-10-24.
发明人杨光,郑宇鹏,钱学锋. "A Process for Preparing High-Purity 1-Amino-1H-benzo[d]imidazole-2-sulfonic acid" [P]. 中国发明专利, 专利号 CN 116548466 A, 授权公告日 2020-09-21.
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