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Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
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Filing date
Publication date
Application filed by Sumitomo Chemical Co LtdfiledCriticalSumitomo Chemical Co Ltd
Priority to JP2450276ApriorityCriticalpatent/JPS52107027A/en
Publication of JPS52107027ApublicationCriticalpatent/JPS52107027A/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
PURPOSE: To produce title compound of high purity accompanying no by-products by the reductive erarrangemetn of nitro nitrosohydroxyanthraqwinone in the presence of a reducing agent in sulfric acid or oleum.
COPYRIGHT: (C)1977,JPO&Japio
JP2450276A1976-03-051976-03-05Preparation of diamino-dihydroxyanthraquinone
PendingJPS52107027A
(en)