2-Naphthalenol, sulfurized, leuco deriv.
2-Naphthalenol, sulfurized, leuco deriv. Basic information
- Product Name:
- 2-Naphthalenol, sulfurized, leuco deriv.
- Synonyms:
-
- 2-Naphthalenol, sulfurized, leuco deriv.
- Leuco sulfur brown 31 (C.I. 53280)
- Leuco Sulphur Brown 31
- C.I.Leuco Sulphur Brown 31:C.I.53280
- CAS:
- 1327-11-3
- MW:
- 0
- EINECS:
- 215-458-9
- Mol File:
- Mol File
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2-Naphthalenol, sulfurized, leuco deriv. Chemical Properties
- EPA Substance Registry System
- C.I. Leuco Sulphur Brown 31 (1327-11-3)
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2-Naphthalenol, sulfurized, leuco deriv. Usage And Synthesis
Preparation
Naphthalen-2-ol sodium salt and sodium polysulfide in 270 ~ 280 ℃ calcination, product used for synthesis of soluble dyes (BIOS 1155, 13).
Properties and Applications
brown to dark brown.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Fulling | Persperation Fastness | Soaping | |
| Moderate | Severe | ||||||
| ISO | 4-5 | 4 | 6 | 4 | |||