发明人王建平,周伟,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116597698 A, 授权公告日 2024-01-27.
发明人杨光,罗永刚,孙丽萍. "Method for the Synthesis of N-(4-chlorophenyl)-4-hydroxy-1-methyl-1H-benzo[c][1,2]thiazine-3-carboxamide 2,2-dioxide" [P]. 中国发明专利, 专利号 CN 112933086 B, 授权公告日 2025-10-22.
Johnson M A, Mueller T, Davis P L. "A Process for Preparing High-Purity N-(4-chlorophenyl)-4-hydroxy-1-methyl-1H-benzo[c][1,2]thiazine-3-carboxamide 2,2-dioxide" [P]. US Patent, US 11280968 B2, 2021-07-22.
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