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Mordant Black 74

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Mordant Black 74 Basic information
Product Name:Mordant Black 74
Synonyms:Mordant Black 74;C.I.Mordant Black 74:C.I.27740
CAS:6227-06-1
MF:C30H22N5NaO11S3
MW:747.7
EINECS:
Product Categories:
Mol File:6227-06-1.mol
Mordant Black 74 Structure
Mordant Black 74 Chemical Properties
Safety Information
MSDS Information
Mordant Black 74 Usage And Synthesis
Preparation8-Amino-4-hydroxynaphthalene-2-sulfonic acid diazotization, and 8-Aminonaphthalene-2-sulfonic acid coupling, product to diazotization, in alkaline condition and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.
Properties and Applicationsblue black (dichromate treatment). Soluble in water for purple black, not soluble in ethanol. In concentrated sulfuric acid to green light blue, dilution after red light blue. Dye aqueous solution to join concentrated hydrochloric acid have red light blue precipitation; Join concentrated sodium hydroxide solution for red light blue, precipitation.
Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 4 6-7 4-5 5 4-5 5
Mordant Black 74 Preparation Products And Raw materials
Raw materials1-Naphthylamine-7-sulfonic acid-->6-Amino-4-hydroxy-2-naphthalenesulfonic acid-->5-AMINO-1-NAPHTHOL-3-SULFONIC ACID
Tag:Mordant Black 74(6227-06-1) Related Product Information
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