发明人何建平,王建平,钱学锋. "一种曲唑酮杂质N13的合成方法" [P]. 中国发明专利, 专利号 CN 108539467 A, 授权公告日 2020-02-22.
发明人冯建国,胡光,陈志强. "Method for the Synthesis of Trazodone Impurity N13" [P]. 中国发明专利, 专利号 CN 117637560 A, 授权公告日 2017-09-04.
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