Leuco Sulphur Brown 21
Leuco Sulphur Brown 21 Basic information
- Product Name:
- Leuco Sulphur Brown 21
- Synonyms:
-
- Leuco Sulphur Brown 21
- C.I.Leuco Sulphur Brown 21:C.I.23065
- CAS:
- 12262-30-5
- MW:
- 0
- Mol File:
- Mol File
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Leuco Sulphur Brown 21 Usage And Synthesis
Preparation
80 parts of??4-Methylbenzene-1,3-diamine?, 48 parts of?4-Nitrobenzenamine?and 283 parts of sulfur was stirred at?200 ~ 210 ℃ calcination 10 hours, then use Sodium sulfide solution treatment its product (BISO 1155, 39).
Properties and Applications
yellow brown.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Fulling | Persperation Fastness | Soaping | |
| Moderate | Severe | ||||||
| ISO | 1-2 | 4 | 4 | 4 | 4-5 | 4 | 4 |
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Leuco Sulphur Brown 21(12262-30-5)Related Product Information
- Formamide, N,N'-1,4-phenylenebis-, reaction products with 4-methyl-1,3-benzenediamine and sulfur, leuco derivs.
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- 2-Naphthalenol, sulfurized, leuco deriv.