发明人陈志强,林芳,郭海燕. "Method for the Synthesis of 6-Chloro-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110031676 B, 授权公告日 2024-08-28.
发明人赵玉洁,刘建华,孙丽萍. "A Process for Preparing High-Purity 6-Chloro-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112490879 B, 授权公告日 2023-05-17.
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