Basic information Safety Supplier Related

C.I. Mordant Black 50

Basic information Safety Supplier Related

C.I. Mordant Black 50 Basic information

Product Name:
C.I. Mordant Black 50
Synonyms:
  • C.I. Mordant Black 50
  • Mordant Black 50
  • C.I.Mordant Black 50:C.I..27270
CAS:
8004-69-1
MW:
0
EINECS:
616-839-6
Mol File:
Mol File
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C.I. Mordant Black 50 Usage And Synthesis

Preparation

3-Amino-2-hydroxybenzoic acid and 5-Amino-2-hydroxybenzoic acid?diazotization, and 5-Aminonaphthalene-2-sulfonic acid and 8-Aminonaphthalene-2-sulfonic acid coupling, product to diazotization, and 3-Hydroxynaphthalene-2,7-disulfonic acid coupling.

Properties and Applications

black. Soluble in water is purple, slightly soluble in alcohol for pale yellow. In concentrated sulfuric acid to blue light green, dilution for bordeaux red. Dye aqueous solution to join concentrated hydrochloric acid for bordeaux red; Join strong caustic for deep navy blue.

Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 5 6 4-5 4 4 4-5 4-5

C.I. Mordant Black 50Supplier