发明人赵玉洁,刘建华,罗永刚. "Method for the Synthesis of 4-isopropyl-2H-[1,2,4]triazino[4,5-a]indol-1-one" [P]. 中国发明专利, 专利号 CN 116757746 B, 授权公告日 2016-05-13.
Nowak P, Schröder R, Björnsson E. "A Process for Preparing High-Purity 4-isopropyl-2H-[1,2,4]triazino[4,5-a]indol-1-one" [P]. European Patent, EP 3152823 A1, 2017-05-11.
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