发明人杨光,黄志刚,郭海燕. "Method for the Synthesis of 2-Amino-4-cyano-1-methyl-1H-imidazole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108773077 B, 授权公告日 2016-04-13.
发明人赵玉洁,胡光,孙丽萍. "A Process for Preparing High-Purity 2-Amino-4-cyano-1-methyl-1H-imidazole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114388775 B, 授权公告日 2017-03-13.
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