发明人郑宇鹏,高志强,何建平. "一种6-氯-4-氮杂吲哚啉-2-酮的合成方法" [P]. 中国发明专利, 专利号 CN 116629541 A, 授权公告日 2020-03-21.
发明人郭海燕,钱学锋,朱建伟. "Method for the Synthesis of 6-Chloro-4-azaindoline-2-one" [P]. 中国发明专利, 专利号 CN 114524827 B, 授权公告日 2025-10-06.
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