Method for preparing parafuchsin

The invention belongs to the technical field of dyes, and particularly relates to a method for preparing parafuchsin, which comprises the following steps: by taking 4, 4 ', 4'-triaminotriphenylmethane as a substrate and manganese dioxide as a catalyst, carrying out oxidation reaction under...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	DAI JIANGUO, GU YAOFU, ZHANG BAIWAN, WANG HAILI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS ADHESIVES CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY DYES LAKES METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS MORDANTS NATURAL RESINS ORGANIC CHEMISTRY ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES PAINTS PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL POLISHES THEIR RELEVANT APPARATUS TRANSPORTING
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