发明人王建平,林芳,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112629865 A, 授权公告日 2017-07-17.
发明人马晓峰,沈红梅,郑宇鹏. "Method for the Synthesis of Famotidine methoxy impurity, >98%" [P]. 中国发明专利, 专利号 CN 115855146 B, 授权公告日 2017-09-19.
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