1-[(2-hydroxy-3,5-dinitrophenyl)azo]-2-naphthol
1-[(2-hydroxy-3,5-dinitrophenyl)azo]-2-naphthol Basic information
- Product Name:
- 1-[(2-hydroxy-3,5-dinitrophenyl)azo]-2-naphthol
- Synonyms:
-
- C.I.12200
- C.I.Mordant Black 19
- 2-Naphthalenol, 1-((2-hydroxy-3,5-dinitrophenyl)azo)-
- 2-Naphthalenol, 1-(2-(2-hydroxy-3,5-dinitrophenyl)diazenyl)-
- Einecs 225-663-5
- 1-[(2-hydroxy-3,5-dinitrophenyl)azo]-2-naphthol
- C.I.Mordant Black 19:C.I.12200
- Mordant Black 19
- CAS:
- 4998-82-7
- MF:
- C16H10N4O6
- MW:
- 354.2738
- EINECS:
- 2256635
- Mol File:
- 4998-82-7.mol
More
Less
1-[(2-hydroxy-3,5-dinitrophenyl)azo]-2-naphthol Chemical Properties
- EPA Substance Registry System
- 2-Naphthalenol, 1-[(2-hydroxy-3,5-dinitrophenyl)azo]- (4998-82-7)
More
Less
1-[(2-hydroxy-3,5-dinitrophenyl)azo]-2-naphthol Usage And Synthesis
Preparation
2-Amino-4,6-dinitrophenol diazotization, and Naphthalen-2-ol coupling.
Properties and Applications
blue light grey. Soluble in hot water for red brown, soluble in ethanol for brilliant purple, insoluble in benzene. In concentrated sulfuric acid to purple, red brown after dilution precipitation; In concentrated nitric acid for red solution, and then into a pale yellow; In concentrated hydrochloric acid in red brown precipitation.
| Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
| Alkali | Acid | ||||||
| ISO | 4 | 5 | 4-5 | 4-5 | 4 | 5 | 5 |
More
Less
1-[(2-hydroxy-3,5-dinitrophenyl)azo]-2-naphthol(4998-82-7)Related Product Information
- 5,8-Dihydroxy-1,4-naphthoquinone
- Mordant Black 29
- sodium 3-[(1,5-dihydroxy-2-naphthyl)azo]-4-hydroxy-5-nitrobenzenesulphonate
- Mordant Black 3
- C.I. Mordant Black 50
- 2-Naphthalenesulfonic acid, 4-hydroxy-3-[(2-hydroxy-5-nitrophenyl)azo]-7-(phenylamino)-, monosodium salt
- SOLOCHROME BLACK F
- Mordant Black 38
- Acid alizarin black SN;Mordant black 25