发明人高志强,韩伟,刘建华. "一种酚妥拉明杂质26的合成方法" [P]. 中国发明专利, 专利号 CN 115013660 A, 授权公告日 2025-10-01.
发明人马晓峰,杨光,林芳. "Method for the Synthesis of Phentolamine Impurity 26" [P]. 中国发明专利, 专利号 CN 109499502 B, 授权公告日 2018-03-28.
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