80156-96-3

Basic information

• Product Name: Reactive Red 261
• Synonyms: 2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-((4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(phenylazo)-, trisodium salt;Reactive Red 261;5-((4-Chloro-6-((4-((2-sulfooxy)-ethyl)-sulfonyl)-phenyl)-amino)-1,3,5-tria;Red 3BF;2,7-Naphthalenedisulfonic acid, 5-((4-chloro-6-((4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:3)
• CAS NO: 80156-96-3
• Molecular Formula: C27H22 Cl N7 O13 S4 . 3 Na
• Molecular Weight: 885.2
• Mol File: 80156-96-3.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• CAS DataBase Reference: Reactive Red 261(CAS DataBase Reference)
• NIST Chemistry Reference: Reactive Red 261(80156-96-3)
• EPA Substance Registry System: Reactive Red 261(80156-96-3)

Safety Data

• Hazardous Substances Data: 80156-96-3(Hazardous Substances Data)

Usage

Preparation

aniline diazo, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?coupling, and then and ?2,4,6-Trichloro-1,3,5-triazine condensation, again with registration, 2-(3-Aminophenylsulfonyl)ethyl hydrogen sulfate condensation.

Properties and Applications

yellow light red. Standard Light Fastness Oxygen bleaching Persperation Fastness Soaping Fading Stain Fading Stain Fading Stain ISO 4 4-5 3-4

Standard

Light Fastness

Fading

Stain

ISO

4