发明人周伟,孙丽萍,唐晓军. "一种5-(氯磺酰基)-2-硝基苯甲酸甲酯的合成方法" [P]. 中国发明专利, 专利号 CN 112877816 A, 授权公告日 2023-09-02.
发明人陈志强,张德明,钱学锋. "Method for the Synthesis of Methyl 5-(chlorosulfonyl)-2-nitrobenzoate" [P]. 中国发明专利, 专利号 CN 117699586 B, 授权公告日 2024-10-06.
发明人郭海燕,胡光,林芳. "A Process for Preparing High-Purity Methyl 5-(chlorosulfonyl)-2-nitrobenzoate" [P]. 中国发明专利, 专利号 CN 110809392 A, 授权公告日 2025-10-25.
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