| 摘要 |
<p>A process for making a 2-alkylbenzisothiazolinone which comprises reacting a bisamide of formula (2) in water or an organic liquid containing water with a bisulphite or bisulphite release agent to form a Bunte salt and converting the Bunte salt under alkaline conditions to 2-alkyl-BIT. R is alkyl. Preferred substituents R are butyl, hexyl, 2-ethylbutyl and 2-ethylhexyl.</p> |
