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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kawasaki Kasei Chemicals Ltd
Original Assignee
Kawasaki Kasei Chemicals Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kawasaki Kasei Chemicals LtdfiledCriticalKawasaki Kasei Chemicals Ltd
Priority to JP676577ApriorityCriticalpatent/JPS5953893B2/en
Publication of JPS5392746ApublicationCriticalpatent/JPS5392746A/en
Publication of JPS5953893B2publicationCriticalpatent/JPS5953893B2/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
PURPOSE: To prepare the title cpds. economically, useful as intermediates for pigments, dyes and agrichemicals, in high yield by isomerization of 2,3-epoxy-2,3-dihydro-1, 4-naphthoquinone in an alcohol in the presence of a specific orgnaic acid salt, which is easy handling and safe, as an ascelerator.
COPYRIGHT: (C)1978,JPO&Japio
JP676577A1977-01-261977-01-26
Method for producing 2-hydroxy-1,4-naphthoquinone
ExpiredJPS5953893B2
(en)