Vat Red 31
- CAS NO.：12227-47-3
- Empirical Formula: C30H16N4O5
- Molecular Weight: 512.47
- MDL number: MFCD00519350
- EINECS: 258-029-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-12-18 14:07:02
What is Vat Red 31?
Preparation
1-Amino-9,10-dioxo-9,10-dihydroanthracene-2-carbonyl chloride?and O-dichlorobenzene hydrazine?condensation, with fuming sulfuric acid dehydration cyclization.
Properties and Applications
blue light red. Blue light red powder. Alkaline reduction leuco for caramel, acid reduction leuco for yellow brown. Mainly used for dye spell with red light grey or brown, can be used for cotton direct printing. Also can be used in the manufacture of Vat Blue ER, instead of ice dye dyeing flag when a little dark red color.
| Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
| Fading | Stain | ||||||
| ISO | 5 | 5 | 7 | 4-5 | 5 | 4 | 5 |
Properties of Vat Red 31
| EPA Substance Registry System | 9,10-Anthracenedione, 2,2'-(1,3,4-oxadiazole- 2,5-diyl)bis[1-amino-(12227-47-3) |
Safety information for Vat Red 31
Computed Descriptors for Vat Red 31
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