1H-Naphth[1,2-d]imidazole-8-sulfonic acid, 6-hydroxy-2-[3-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-7-(phenylazo)-, disodium salt

1H-Naphth[1,2-d]imidazole-8-sulfonic acid, 6-hydroxy-2-[3-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-7-(phenylazo)-, disodium salt Basic information
Product Name:1H-Naphth[1,2-d]imidazole-8-sulfonic acid, 6-hydroxy-2-[3-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-7-(phenylazo)-, disodium salt
Synonyms:1H-Naphth[1,2-d]imidazole-8-sulfonic acid, 6-hydroxy-2-[3-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-7-(phenylazo)-, disodium salt;C.I.Direct Red 6:C.I.27130
CAS:6226-71-7
MF:C33H20N6Na2O8S2
MW:738.65684
EINECS:612-979-7
Product Categories:
Mol File:6226-71-7.mol
1H-Naphth[1,2-d]imidazole-8-sulfonic acid, 6-hydroxy-2-[3-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-7-(phenylazo)-, disodium salt Structure
1H-Naphth[1,2-d]imidazole-8-sulfonic acid, 6-hydroxy-2-[3-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-7-(phenylazo)-, disodium salt Chemical Properties
Safety Information
MSDS Information
1H-Naphth[1,2-d]imidazole-8-sulfonic acid, 6-hydroxy-2-[3-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-7-(phenylazo)-, disodium salt Usage And Synthesis
Preparationaniline diazo, and 2-(3-Aminophenyl)-6-hydroxynaphtho[2,1-d]thiazole-8-sulfonic acid?coupling, its product to diazo, and 6-Hydroxynaphthalene-2-sulfonic acid coupling.
Properties and Applicationsyellow light red. Soluble in water for orange red to big red, soluble in ethanol for subtle stitching red light, insoluble in other organic solvents. The strong sulfuric acid in red for quality, to orange diluted. The dye solution is to add strong hydrochloric acid for orange red, precipitation; Add thick sodium hydroxide solution for orange brown.
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 5 5 3 1 2
1H-Naphth[1,2-d]imidazole-8-sulfonic acid, 6-hydroxy-2-[3-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-7-(phenylazo)-, disodium salt Preparation Products And Raw materials
Raw materials2-(3-aminophenyl)-6-hydroxynaphtho[2,1-d]thiazole-8-sulfonic acid-->Aniline-->6-Hydroxynaphthalene-2-sulphonic acid
Tag:1H-Naphth[1,2-d]imidazole-8-sulfonic acid, 6-hydroxy-2-[3-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-7-(phenylazo)-, disodium salt(6226-71-7) Related Product Information
6-Hydroxy-2-[3-[(1-hydroxy-4-sodiosulfo-2-naphthalenyl)azo]phenyl]-7-phenylazo-1H-naphth[1,2-d]imidazole-8-sulfonic acid sodium salt 3-Amino-4-[[4'-[(6-amino-1-hydroxy-3-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt C.I. Direct Red 63 1,3-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-6-[[3-[6-hydroxy-7-[(2-methoxyphenyl)azo]-8-sulfo-1H-naphth[1,2-d]imidazol-2-yl]phenyl]azo]-, trisodium salt disodium 3,3'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis(4-aminonaphthalene-1-sulphonate) tetrasodium 5,5'-[carbonylbis[imino(1-hydroxy-3-sulphonatonaphthalene-2,6-diyl)azo]]bisnaphthalene-1-sulphonate 2,7-Naphthalenedisulfonic acid, 4,4'-[(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[3-amino-, tetrasodium salt trisodium 4-hydroxy-7-[[[[5-hydroxy-7-sulphonato-6-[(o-tolyl)azo]-2-naphthyl]amino]carbonyl]amino]-3-[(2-methyl-4-sulphonatophenyl)azo]naphthalene-2-sulphonate C.I. Direct red 59