20262-58-2

Basic information

• Product Name: disodium 6-acetamido-4-hydroxy-3-[[4-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2-sulphonate
• Synonyms: disodium 6-acetamido-4-hydroxy-3-[[4-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2-sulphonate;2-Naphthalenesulfonic acid, 6-(acetylamino)-4-hydroxy-3-4-2-(sulfooxy)ethylsulfonylphenylazo-, disodium salt;brilliant orange 3R;6-(acetylamino)-4-hydroxy-3-[[4-[[2-(sulfooxy)ethyl brilliant orange 3r 2-Naphthalenesulfonic acid;6-(acetylamino)-4-hydroxy-3-[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-disodium salt 2-naphthalenesulfonic acid;Reactive orange 16 (C.I. 17757);Adizol Orange 3R;Apollozol Brilliant Orange 3R
• CAS NO: 20262-58-2
• Molecular Formula: C20H17N3Na2O11S3
• Molecular Weight: 617.53702
• EINECS: 243-653-9
• Product Categories: Organics
• Mol File: 20262-58-2.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• CAS DataBase Reference: disodium 6-acetamido-4-hydroxy-3-[[4-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2-sulphonate(CAS DataBase Reference)
• NIST Chemistry Reference: disodium 6-acetamido-4-hydroxy-3-[[4-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2-sulphonate(20262-58-2)
• EPA Substance Registry System: disodium 6-acetamido-4-hydroxy-3-[[4-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2-sulphonate(20262-58-2)

Safety Data

• Hazardous Substances Data: 20262-58-2(Hazardous Substances Data)

Usage

Description

Disodium 6-acetamido-4-hydroxy-3-[[4-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2-sulphonate is an azo compound characterized by its bright yellow-orange color and red powder form. It is soluble in water, with a solubility of 120 g/L at 20°C and more than 150 g/L at temperatures above 80°C. disodium 6-acetamido-4-hydroxy-3-[[4-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2-sulphonate is known for its affinity to medium and high reactivity, making it suitable for various applications in the textile industry.

Uses

Used in Textile Industry:
Disodium 6-acetamido-4-hydroxy-3-[[4-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2-sulphonate is used as a dye for cotton or viscose fibers. Its high affinity and reactivity make it an ideal choice for dyeing these types of fibers, resulting in a red light yellow color shade. The presence of iron ions in the dye bath can cause the color shade to appear darker, while copper ions also have a similar effect.
Additionally, this compound can be used for cotton and viscose fiber in law or a two-phase method printing, offering versatility in the textile industry.
Standards:
The compound adheres to various standards, including:
Light Fastness: ISO 5-654-53 (95°C) 4-5
Oxygen Bleaching: Persperation Fastness
Soaping Fading: Stain Fading
Stain Fading: Stain Fading
These standards ensure the quality and performance of the compound in various applications within the textile industry.

Preparation

2-(4-Aminophenylsulfonyl)ethyl hydrogen sulfate diazo, and 6-Acetamido-4-hydroxynaphthalene-2-sulfonic acid coupling.

Standard

Light Fastness

Fading

Stain

ISO

5-6

InChI:InChI=1/C20H19N3O11S3.2Na/c1-12(24)21-15-3-2-13-10-18(36(28,29)30)19(20(25)17(13)11-15)23-22-14-4-6-16(7-5-14)35(26,27)9-8-34-37(31,32)33;;/h2-7,10-11,25H,8-9H2,1H3,(H,21,24)(H,28,29,30)(H,31,32,33);;/q;2*+1/p-2