Direct Yellow 86
- CAS NO.：50925-42-3
- Empirical Formula: C39H30N10Na4O13S4
- Molecular Weight: 1066.93378
- EINECS: 256-851-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-10-23 17:25:30
What is Direct Yellow 86?
The Uses of Direct Yellow 86
Direct Yellow 86 (CAS# 50925-42-3) is an azo dye, suitable for use in dying bamboo viscose fiber. Direct Yellow 86 is considered a pollutant due to its persistence in wastewater.
Preparation
3-Aminonaphthalene-1,5-disulfonic acid diazo, and m-Toluidine coupling , its product (2 Moore) and 2,4,6-Trichloro-1,3,5-triazine condensation chlorine, and then with 2-Aminoethanol reaction.
Properties and Applications
red light yellow. Yellow powder, soluble in water. The high temperature stability is good. Apply to polyester/cotton/polyester sticky, blended fabric dyeing of a bath, especially applicable to a bath dyeing of step, also can used for silk dyeing and paper color.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 4 | 4-5 | 6-7 | 3 | 3 | ||
Properties of Direct Yellow 86
| Density | 1.497[at 20℃] |
| vapor pressure | 0-0Pa at 25℃ |
| Water Solubility | 71.33g/L at 20℃ |
| EPA Substance Registry System | 1,5-Naphthalenedisulfonic acid, 3,3'-[[6-[(2-hydroxyethyl)amino]-1,3,5-triazine-2,4-diyl]bis[imino(2-methyl-4,1-phenylene)azo]]bis-, tetrasodium salt (50925-42-3) |
Safety information for Direct Yellow 86
Computed Descriptors for Direct Yellow 86
Direct Yellow 86 manufacturer
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50925-42-3
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