ANTHRA RED B
- CAS NO.：5462-29-3
- Empirical Formula: C18H10Cl2O2S2
- Molecular Weight: 393.31
- MDL number: MFCD00059711
- EINECS: 226-750-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-12-18 14:15:32
What is ANTHRA RED B?
Preparation
2-(4-Chloro-2-methylphenylthio)acetic acid?with Chlorosulfonic acid cyclization, oxidation. The intermediate is made by 3-Chlorotoluene Sulfuryl chloride route (BIOS 983, 34) or by 4-Chloro-2-methylbenzenamine?use disulphide method (FIAT 1313,2,296) and have to.
Properties and Applications
brilliant red light purple. Purple powder. Insoluble in water, soluble in xylene as the blue light red, weak yellow fluorescence. In concentrated sulfuric acid for brilliant green, dilution after red precipitation. Alkaline reduction leuco for yellow; Acid reduction leuco colorless. Used for dyeing cotton fabric for brilliant red light purple. To cotton affinity is high, good levelness. Also can be used for cotton fabric of direct, resist and discharge printing, also can be used for silk and wool fabric dyeing and printing.
| Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
| Fading | Stain | ||||||
| ISO | 5 | 5 | 5 | 4 | 4 | 4 | 5 |
| AATCC | 4 | 5 | 5 | 3-4 | 4 | ||
Properties of ANTHRA RED B
| Boiling point: | 923.34°C (rough estimate) |
| Density | 1.583±0.06 g/cm3(Predicted) |
| EPA Substance Registry System | Benzo[b]thiophen-3(2H)-one, 5-chloro-2-(5-chloro-7-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-7-methyl- (5462-29-3) |
Safety information for ANTHRA RED B
Computed Descriptors for ANTHRA RED B
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![5,7-dichloro-1,2-dihydro-2-(5,6,7-trichloro-3-oxobenzo[b]thien-2(3H)-ylidene)-3H-indol-3-one](https://img.chemicalbook.in/CAS/GIF/6904-93-4.gif)
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