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Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Chemical Industries Ltd
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Filing date
Publication date
Application filed by Mitsubishi Chemical Industries LtdfiledCriticalMitsubishi Chemical Industries Ltd
Priority to JP1157976ApriorityCriticalpatent/JPS593490B2/en
Publication of JPS5294326ApublicationCriticalpatent/JPS5294326A/en
Publication of JPS593490B2publicationCriticalpatent/JPS593490B2/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
PURPOSE: To prepare tetracenequinone (naphthacenequinone) dyes of the formula I, which dye synthetic resins and fibers in clear red, with high purity in high yields, by reacting 2,3-naphthalenedicarboxylic acids or their anhydrides with anilines.
COPYRIGHT: (C)1977,JPO&Japio
JP1157976A1976-02-051976-02-05
Manufacturing method of tetracenequinone dye
ExpiredJPS593490B2
(en)