发明人徐明华,郑宇鹏,李文辉. "Method for the Synthesis of 2-Quinoxalinecarboxylic acid, 5,6,7,8-tetrahydro-, hydrochloride (1:1)" [P]. 中国发明专利, 专利号 CN 109304127 B, 授权公告日 2024-04-11.
发明人杨光,徐明华,孙丽萍. "A Process for Preparing High-Purity 2-Quinoxalinecarboxylic acid, 5,6,7,8-tetrahydro-, hydrochloride (1:1)" [P]. 中国发明专利, 专利号 CN 111644547 B, 授权公告日 2025-09-05.
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