| 摘要 |
<p>A sulfonating agent represented by general formula (I) and a process for sulfonating an aromatic compound therewith, wherein R1 groups may be the same or different from each other and each represents C¿1? to C3 lower alkyl, n represents an integer of 3 to 5, and m represents an integer of 1 or 2, provided that n+m « 6.</p> |
