发明人李文辉,唐晓军,张德明. "一种N-亚硝基丁螺环酮EP杂质A的合成方法" [P]. 中国发明专利, 专利号 CN 115368828 A, 授权公告日 2018-05-27.
发明人罗永刚,黄志刚,王建平. "Method for the Synthesis of N-Nitroso Buspirone EP Impurity A" [P]. 中国发明专利, 专利号 CN 108207902 B, 授权公告日 2019-09-18.
参考文献 Literature
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