sodium 4-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonate

sodium 4-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonate Structure
CAS No.
3179-84-8
Chemical Name:
sodium 4-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonate
Synonyms
C.I.15690;Chrome Black BK;Mordant Black 15;Solochrome Black RN;Eriochrome Black SR;C.I.Mordant Black 15;Acid Alizarine Black R;C.I.Mordant Black 15:C.I.15690;sodium 4-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonate;3-(2-Hydroxy-1-naphtylazo)-4-hydroxy-5-nitrobenzenesulfonic acid sodium salt
CBNumber:
CB6898779
Molecular Formula:
C16H10N3NaO7S
Molecular Weight:
411.32127
MOL File:
3179-84-8.mol
Modify Date:
2023/5/4 15:14:05

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H315-H319
Precautionary statements  P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P

sodium 4-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonate Chemical Properties,Uses,Production

Preparation

3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid diazotization, and Naphthalen-2-ol coupling.

Properties and Applications

red light navy blue to black. Soluble in water for purple to black, right amount soluble in ethanol for red light purple, slightly soluble in Acetone. In concentrated sulfuric acid to red light purple, after dilution to orange, red precipitation. Dye aqueous solution to join concentrated hydrochloric acid for orange; Join concentrated sodium hydroxide solution for bordeaux red.

Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 5 6 3-4 5 4-5 4 4-5
AATCC 5 4-5 4-5 4-5 4-5

sodium 4-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonate Preparation Products And Raw materials

Raw materials

Preparation Products

sodium 4-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonate Suppliers

Global( 2)Suppliers
Supplier Tel Country ProdList Advantage Inquiry
Phoenix Colours +91-9768127681 +91-9819199181 Maharashtra, India 182 58 Inquiry
TargetMol Chemicals Inc. +1-781-999-5354 United States 19973 58 Inquiry
Supplier Advantage
Phoenix Colours 58
TargetMol Chemicals Inc. 58
sodium 4-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-5-nitrobenzenesulphonate Benzenesulfonic acid, 4-hydroxy-3-(2-hydroxy-1-naphthalenyl)azo-5-nitro-, monosodium salt 3-(2-Hydroxy-1-naphtylazo)-4-hydroxy-5-nitrobenzenesulfonic acid sodium salt 4-Hydroxy-3-[(2-hydroxy-1-naphthalenyl)azo]-5-nitrobenzenesulfonic acid sodium salt Acid Alizarine Black R C.I.15690 C.I.Mordant Black 15 Solochrome Black RN C.I.Mordant Black 15:C.I.15690 Mordant Black 15 Chrome Black BK Eriochrome Black SR 3179-84-8