Direct Green 58

Product Name
Direct Green 58
CAS No.
110735-26-7
Chemical Name
Direct Green 58
Synonyms
Direct Green 58;C.I.Direct Green 58:C.I.30225
CBNumber
CB19702988
Formula Weight
0
MOL File
Mol file
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Hazard and Precautionary Statements (GHS)

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Direct Green 58 Chemical Properties,Usage,Production

Preparation

4-(4-Aminophenyl)benzenamine double nitriding, first in alkaline conditions and 4-Nitrobenzenamine diazo, in acid conditions and 4-Amino-5-hydroxynaphthalene-1,7-disulfonic acid and product of the three matches, and then coupled with phenol, finally the method with the nitro reduction.

Properties and Applications

dark green. Moderate soluble in water for blue light green, slightly soluble in alcohol. The strong sulfuric acid for violet black, diluted with light dark purple. The dye solution to join strong hydrochloric acid have dark blue light grey precipitation; Add thick sodium hydroxide solution for dark green light gray

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 3 4 3 3 3-4
AATCC 5 5 3-4 2-3 1-2

Direct Green 58 Preparation Products And Raw materials

Raw materials

Preparation Products

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Direct Green 58 Suppliers