7-chloro-5-iodo-1,1-dioxo-1,4-dihydro-2
H-1λ
6-benzo[1,2,4]thiadiazin-3-one; sodium salt 、 alkaline earth salt of/the/ methylsulfuric acid 以
N,N-二甲基甲酰胺 为溶剂,
生成
3-butoxy-7-chloro-5-iodo-4H-benzo[e][1,2,4]thiadiazine 1,1-dioxide 、
2-butyl-7-chloro-5-iodo-1,1-dioxo-1,4-dihydro-2H-1λ6-benzo[1,2,4]thiadiazin-3-one