专利名称：Process for the preparation of 1,2-benzisothiazolin-3-ones
发明人：Mark Robert James申请号：US08/875075申请日：19970717公开号：US05936094A公开日：19990810
摘要：A process for making a 2-alkylbenzisothiazolinone which comprises reacting abisamide of formula ##STR1## in water or an organic liquid containing water with abisulphite or bisulphite release agent to form a Bunte salt and converting the Bunte saltunder alkaline conditions to 2- alkyl-BIT. R is alkyl. Preferred substituents R are butyl,hexyl, 2- ethylbutyl and 2-ethylhexyl.
申请人：ZENECA LIMITED
代理机构：Pillsbury Madison & Sutro LLP
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