disodium 7,7'-(carbonyldiimino)bis[3-[(3-aminophenyl)azo]-4-hydroxynaphthalene-2-sulphonate]
![disodium 7,7'-(carbonyldiimino)bis[3-[(3-aminophenyl)azo]-4-hydroxynaphthalene-2-sulphonate] Structure](CAS/GIF/6420-46-8.gif)
- CAS No.
- 6420-46-8
- Chemical Name:
- disodium 7,7'-(carbonyldiimino)bis[3-[(3-aminophenyl)azo]-4-hydroxynaphthalene-2-sulphonate]
- Synonyms
- C.I.29210;C.I.Direct Red 122;C.I.Direct Red 122:C.I.29210;Diazo Brilliant Scarlet BBLA-CF;disodium 7,7'-(carbonyldiimino)bis[3-[(3-aminophenyl)azo]-4-hydroxynaphthalene-2-sulphonate];7,7'-(Carbonyldiimino)bis[3-[(3-aminophenyl)azo]-4-hydroxy-2-naphthalenesulfonic acid]disodium salt
- CBNumber:
- CB2916060
- Molecular Formula:
- C33H24N8Na2O9S2
- Molecular Weight:
- 786.7014
- MDL Number:
- MOL File:
- 6420-46-8.mol
disodium 7,7'-(carbonyldiimino)bis[3-[(3-aminophenyl)azo]-4-hydroxynaphthalene-2-sulphonate] Properties
| EPA Substance Registry System | 2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis[3-[(3-aminophenyl)azo]-4-hydroxy-, disodium salt (6420-46-8) |
|---|
disodium 7,7'-(carbonyldiimino)bis[3-[(3-aminophenyl)azo]-4-hydroxynaphthalene-2-sulphonate] Chemical Properties,Uses,Production
Preparation
N-(3-aminophenyl)formamide (2 Moore) diazo, and N,N’-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea coupling, and then hydrolysis formex amino.
Properties and Applications
red. Soluble in water for red, slightly soluble in alcohol for Shallow red brown, insoluble in other organic solvents. The strong sulfuric acid for quality in red, with golden yellow to orange after diluted, orange precipitation; In nitric acid for red brown, then to yellow. The dye solution to join strong hydrochloric acid have brown light orange precipitation; Add thick sodium hydroxide solution for orange brown.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 3-4 | 5 | 2 | 4 | 4 | ||
| AATCC | 5 | 4 | 2 | 4-5 | 5 | ||
disodium 7,7'-(carbonyldiimino)bis[3-[(3-aminophenyl)azo]-4-hydroxynaphthalene-2-sulphonate] Preparation Products And Raw materials
Raw materials
Preparation Products
disodium 7,7'-(carbonyldiimino)bis[3-[(3-aminophenyl)azo]-4-hydroxynaphthalene-2-sulphonate]
7,7'-(Carbonyldiimino)bis[3-[(3-aminophenyl)azo]-4-hydroxy-2-naphthalenesulfonic acid]disodium salt
C.I.29210
C.I.Direct Red 122
Diazo Brilliant Scarlet BBLA-CF
C.I.Direct Red 122:C.I.29210
6420-46-8