| 摘要 |
<p>A method for producing a sulfonamide compound includes a first procedure for sulfoamidating at least a compound selected from -SO3 and -SO3H; a second procedure for washing the reactant obtained in the first procedure by at least one selected from an acidic water solution and water higher than 60 DEG C and lower than 95 DEG C; and a third procedure for drying the washed substance obtained in the second procedure and obtaining the sulfonamide compound.</p> |
