Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Nisshin Seifun Group Inc
Original Assignee
Nisshin Seifun Group Inc
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Filing date
Publication date
Application filed by Nisshin Seifun Group IncfiledCriticalNisshin Seifun Group Inc
Priority to JP50043342ApriorityCriticalpatent/JPS584030B2/en
Publication of JPS51118761ApublicationCriticalpatent/JPS51118761A/en
Publication of JPS584030B2publicationCriticalpatent/JPS584030B2/en
PURPOSE: Process for preparing isothiazolone derivatives in high yield comprises heating penicillin sulfoxide derivatives with amines that contain hydroxy groups.