6426-67-1

Basic information

• Product Name: 8-Hydroxy-7-[[4'-[(2-hydroxy-1-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-1,3,6-naphthalenetrisulfonic acid trisodium salt
• Synonyms: 8-Hydroxy-7-[[4'-[(2-hydroxy-1-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-1,3,6-naphthalenetrisulfonic acid trisodium salt;C.I.22480;C.I.Direct Violet 22
• CAS NO: 6426-67-1
• Molecular Formula: C32H22 N4 O11 S3 . 3 Na
• Molecular Weight: 803.71
• Mol File: 6426-67-1.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• CAS DataBase Reference: 8-Hydroxy-7-[[4'-[(2-hydroxy-1-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-1,3,6-naphthalenetrisulfonic acid trisodium salt(CAS DataBase Reference)
• NIST Chemistry Reference: 8-Hydroxy-7-[[4'-[(2-hydroxy-1-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-1,3,6-naphthalenetrisulfonic acid trisodium salt(6426-67-1)
• EPA Substance Registry System: 8-Hydroxy-7-[[4'-[(2-hydroxy-1-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-1,3,6-naphthalenetrisulfonic acid trisodium salt(6426-67-1)

Safety Data

• Hazardous Substances Data: 6426-67-1(Hazardous Substances Data)

Usage

Preparation

4-(4-Aminophenyl)benzenamine double nitriding, respectively with the 8-Hydroxynaphthalene-1,3,6-trisulfonic acid?and Naphthalen-2-ol coupling.

Properties and Applications

blue purple. Soluble in water for purple, slightly soluble in alcohol. The strong sulfuric acid for colourful blue, purple for colourful after diluted; In nitric acid for yellow in red. The dye solution to join 10% sodium hydroxide solution for strong red light purple. Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water Fading Stain Fading Stain ISO 4-5 4 1 2-3 1 AATCC 4-5 4 1-2 2 1-2

Standard

Acid Resistance

Fading

Stain

ISO

4-5

AATCC

4-5

InChI:InChI=1/C32H22N4O11S3.3Na/c37-26-14-9-20-3-1-2-4-25(20)30(26)35-33-22-10-5-18(6-11-22)19-7-12-23(13-8-19)34-36-31-28(50(45,46)47)16-21-15-24(48(39,40)41)17-27(49(42,43)44)29(21)32(31)38;;;/h1-17,37-38H,(H,39,40,41)(H,42,43,44)(H,45,46,47);;;/q;3*+1/p-3