1-Naphthalenesulfonic acid, 4,5-dihydroxy-3-[(4-sulfophenyl)azo]-, disodium salt
![1-Naphthalenesulfonic acid, 4,5-dihydroxy-3-[(4-sulfophenyl)azo]-, disodium salt Structure](CAS/20200119/GIF/5850-50-0.gif)
- CAS No.
- 5850-50-0
- Chemical Name:
- 1-Naphthalenesulfonic acid, 4,5-dihydroxy-3-[(4-sulfophenyl)azo]-, disodium salt
- Synonyms
- Acid Red 31;C.I.Acid Red 31:C.I.16540;1-Naphthalenesulfonic acid, 4,5-dihydroxy-3-[(4-sulfophenyl)azo]-, disodium salt
- CBNumber:
- CB04793995
- Molecular Formula:
- C16H10N2Na2O8S2
- Molecular Weight:
- 468.36874
- MDL Number:
- MOL File:
- 5850-50-0.mol
1-Naphthalenesulfonic acid, 4,5-dihydroxy-3-[(4-sulfophenyl)azo]-, disodium salt Chemical Properties,Uses,Production
Preparation
2-Aminobenzenesulfonic acid diazo, and 4,5Dihydroxynaphthalene-1-sulfonic acidcoupling.
Properties and Applications
blue-ray red. Soluble in water for wine red, hardly soluble in alcohol. The strong sulfuric acid for dark purple, diluted red wine. In water solution to join strong hydrochloric acid for the red; Add sodium hydroxide into wine red to the deep red.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 4 | 2 | 3-4 | 2-3 | 1 | 3 | ||
1-Naphthalenesulfonic acid, 4,5-dihydroxy-3-[(4-sulfophenyl)azo]-, disodium salt Preparation Products And Raw materials
Raw materials
Preparation Products
5850-50-0(1-Naphthalenesulfonic acid, 4,5-dihydroxy-3-[(4-sulfophenyl)azo]-, disodium salt)Related Search:
1-Naphthalenesulfonic acid, 4,5-dihydroxy-3-[(4-sulfophenyl)azo]-, disodium salt
Acid Red 31
C.I.Acid Red 31:C.I.16540
5850-50-0
