Leuco Sulphur Red 4
Leuco Sulphur Red 4 Basic information
- Product Name:
- Leuco Sulphur Red 4
- Synonyms:
-
- Leuco Sulphur Red 4
- C.I.Leuco Sulphur Red 4::C.I.53730
- CAS:
- 12262-35-0
- MW:
- 0
- Mol File:
- Mol File
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Leuco Sulphur Red 4 Usage And Synthesis
Preparation
1,3-Dichloro-2-hydroxy-7-methyl-8-aminophenazine?and sodium polysulphide aqueous solution in the presence of copper sulfate, return in 106 ℃ heating 22 hours, dilution and drum drying. This is?Pyridine?by4-Methylbenzene-1,3-diamine?and 4-Amino-2,6-dichlorophenol?Manganese dioxide oxidation with the mixture and be (BIOS 1155, – 33)
Properties and Applications
dark red.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Fulling | Persperation Fastness | Soaping | |
| Moderate | Severe | ||||||
| ISO | 4 | 4 | 4 | 3 | 2-3 | ||
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