Mordant Red 49
Mordant Red 49 Basic information
- Product Name:
- Mordant Red 49
- Synonyms:
-
- Mordant Red 49
- C.I.Mordant Red 49:C.I.18770
- CAS:
- 6655-99-8
- MF:
- C40H25CrN10NaO14S2-
- MW:
- 1008.8
- Mol File:
- 6655-99-8.mol
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Mordant Red 49 Usage And Synthesis
Preparation
4-Amino-3-hydroxy-7-nitronaphthalene-1-sulfonic acid diazotization, with 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one coupling, and then into chromium complex.
Properties and Applications
blue light red. Soluble in water for red light brown, soluble in ethanol and acetone. In concentrated sulfuric acid for dark orange, dilution after yellow brown, and accompanied by precipitation; In concentrated nitric acid for brown light olive; In a dilute sodium hydroxide solution for wine. Dye aqueous solution to join concentrated hydrochloric acid have orange precipitation.
| Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
| Alkali | Acid | ||||||
| ISO | 5 | 5 | 4 | 5 | 5 | 5 | |
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Mordant Red 49(6655-99-8)Related Product Information
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