2-Naphthalenesulfonic acid, 3,3'-[azoxybis(3,1-phenyleneazo)]bis[7-amino-4-hydroxy-, disodium salt
![2-Naphthalenesulfonic acid, 3,3'-[azoxybis(3,1-phenyleneazo)]bis[7-amino-4-hydroxy-, disodium salt Structure](https://www.chemicalbook.com/CAS/20211123/GIF/6661-22-9.gif)
- CAS No.6661-22-9
- Chemical Name:2-Naphthalenesulfonic acid, 3,3'-[azoxybis(3,1-phenyleneazo)]bis[7-amino-4-hydroxy-, disodium salt
- CBNumber:CB34752124
- Molecular Formula:C32H25N8NaO9S2
- Formula Weight:752.71
- MOL File:6661-22-9.mol
- Symbol(GHS)
- Signal word
- Hazard statements
- Precautionary statements
2-Naphthalenesulfonic acid, 3,3'-[azoxybis(3,1-phenyleneazo)]bis[7-amino-4-hydroxy-, disodium salt Chemical Properties,Usage,Production
- Preparation (a), M-nitroaniline diazo, in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, then use glucose and sodium hydroxide solution will nitro reduction; (b) 3-(3-(3-Aminophenyl)-1-oxadiaziridin-2-yl)benzenamine?double nitriding, in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid (2 Moore) coupled.
-
Properties and Applications
dark red Claret to light purple. Soluble in water for palm light orange, slightly soluble in alcohol. The strong sulfuric acid for blu-ray red, diluted light orange for subtle stitching. The dye solution to join strong hydrochloric acid for red orange; Add thick sodium hydroxide solution for palm light orange
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water Fading Stain Fading Stain ISO 4 3 1 4 4-5 AATCC 5 5 2 3 4
2-Naphthalenesulfonic acid, 3,3'-[azoxybis(3,1-phenyleneazo)]bis[7-amino-4-hydroxy-, disodium salt Preparation Products And Raw materials
Raw materials
Preparation Products
2-Naphthalenesulfonic acid, 3,3'-[azoxybis(3,1-phenyleneazo)]bis[7-amino-4-hydroxy-, disodium salt Suppliers
Global(0)Suppliers
2-Naphthalenesulfonic acid, 3,3'-[azoxybis(3,1-phenyleneazo)]bis[7-amino-4-hydroxy-, disodium salt Spectrum
6661-22-9, 2-Naphthalenesulfonic acid, 3,3'-[azoxybis(3,1-phenyleneazo)]bis[7-amino-4-hydroxy-, disodium saltRelated Search:
- disodium 5-[[4-[[6-[(4-aminobenzoyl)amino]-1-hydroxy-3-sulphonato-2-naphthyl]azo]benzoyl]amino]salicylate Direct Red 154 disodium 7-[[3-[(4-aminobenzoyl)amino]benzoyl]amino]-4-hydroxy-3-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulphonate 3-[[4-[[6-[(4-Aminobenzoyl)amino]-1-hydroxy-3-sulfo-2-naphtyl]azo]-3,5-dimethylphenyl]azo]-1,5-naphthalenedisulfonic acid trisodium salt DIRECT RED 149 disodium 7-[(3-aminobenzoyl)amino]-4-hydroxy-3-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulphonate disodium 5-[[4-[[6-[(4-amino-3-methylbenzoyl)amino]-1-hydroxy-3-sulphonato-2-naphthyl]azo]-3-methylbenzoyl]amino]salicylate 2-Naphthalenesulfonic acid, 7-[(4-aminobenzoyl)amino]-3-[[4-[(4-aminobenzoyl)amino]-2-sulfophenyl]azo]-4-hydroxy-, disodium salt BRILLIANT PURPURIN R
- 6661-22-9
- C.I.Direct Red 148:C.I.25005
- Direct Red 148
- 2-Naphthalenesulfonic acid, 3,3'-[azoxybis(3,1-phenyleneazo)]bis[7-amino-4-hydroxy-, disodium salt
