发明人何建平,王建平,高志强. "一种阿瑞吡坦杂质47的合成方法" [P]. 中国发明专利, 专利号 CN 116002359 A, 授权公告日 2021-11-16.
Thompson G K, Lee S K, Anderson J P. "Method for the Synthesis of Aprepitant impurity 47" [P]. US Patent, US 11884078 B2, 2020-07-14.
发明人徐明华,韩伟,钱学锋. "A Process for Preparing High-Purity Aprepitant impurity 47" [P]. 中国发明专利, 专利号 CN 115745599 A, 授权公告日 2016-08-15.
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