Mordant Red 28
Mordant Red 28 Basic information
- Product Name:
- Mordant Red 28
- Synonyms:
-
- Mordant Red 28
- C.I.Mordant Red 28:C.I.11170
- Benzenesulfonamide, N-[5-amino-2-[2-(2-hydroxy-3,5-dinitrophenyl)diazenyl]-4-methylphenyl]-4-methyl-
- CAS:
- 6374-00-1
- MF:
- C20H18N6O7S
- MW:
- 486.46
- Mol File:
- 6374-00-1.mol
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Mordant Red 28 Chemical Properties
- Boiling point:
- 708.0±70.0 °C(Predicted)
- Density
- 1.58±0.1 g/cm3(Predicted)
- pka
- 2.59±0.38(Predicted)
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Mordant Red 28 Usage And Synthesis
Preparation
2-Amino-4,6-dinitrophenol diazotization, and 3′-Amino-4,4′-dimethylbenzenesulfonanilide?coupling.
Properties and Applications
bordeaux. Moderate soluble in water (for dark yellow red) and ethanol (for red brown). In concentrated sulfuric acid to red light purple, dilution after brown precipitation; In concentrated nitric acid for yellow brown solution; In a dilute hot sodium hydroxide solution for red brown solution. Dye aqueous solution to join concentrated hydrochloric acid have orange precipitation; Add sodium hydroxide as purple solution, and accompanied by precipitation.
| Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
| Alkali | Acid | ||||||
| ISO | 3-4 | 3-4 | 4-5 | 5 | 4-5 | ||
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Mordant Red 28(6374-00-1)Related Product Information
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