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Disperse Violet 28

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Disperse Violet 28 / CAS : 81-42-5

Appearance Dark purple powder. Soluble in acetone, ethanol and benzene. It is light dark brown in concentrated sulfuric acid and purple after dilution. UN 0.0
HS 29223990 DG Class 0.0
Synonyms Solvent Violet 51; Dicyaniamide; 2,3-Dichloro-1,4-Diaminoanthraquinone; 1,4-Diamino-2,3-Dichloro-9,10-Anthracenedione; Arlisil Violet R2; Latyl Violet 2R; 1,4-Diamino-2,3-Dichlor-Anthrachinon; Solvent Violet 31; Resolin Violet Rl; Dcda; 1,4-Diamino-2,3-Dichloro-Anthraquinone; Violet 2Re.; Chemilene Violet Rl; Cibacet Violet 2Rb; Concordacron Violet Rl; Navilene Violet Rl; Sumikaron Violet E-2Rl; Terenix Violet Frl
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Properties

Summary

Formula
C14H8Cl2N2O2
Molecular Mass
307.13200
Exact Mass
305.99600
PSA
86.18000
Logp
4.09560
IUPAC
1,4-diamino-2,3-dichloroanthracene-9,10-dione
SMILES
C1=CC=C2C(=C1)C(=O)C3=C(C2=O)C(=C(C(=C3N)Cl)Cl)N

Attribute classification

Matter Classification
organic
Category
Dyestuffs and Pigments > Dispersive Dyes

Chemical and Physical Properties

Melting Point
295°C
Density
1.637
Boiling Point
601.4±55.0 °C(Predicted)
Flash Point
317.5ºC
Appearance
Dark purple powder. Soluble in acetone, ethanol and benzene. It is light dark brown in concentrated sulfuric acid and purple after dilution.
Acidity and Basicity
acidness

Export information

HS Code
29223990
Export Rebate
13%
UN No.
0.0
DG-Class
0.0
Risk Code
R36/37/38

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