发明人郑宇鹏,郭海燕,沈红梅. "Method for the Synthesis of 1-(4-Chlorophenyl)guanidine oxalate" [P]. 中国发明专利, 专利号 CN 109731590 A, 授权公告日 2019-04-24.
发明人杨光,刘建华,唐晓军. "A Process for Preparing High-Purity 1-(4-Chlorophenyl)guanidine oxalate" [P]. 中国发明专利, 专利号 CN 110839720 B, 授权公告日 2021-02-19.
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