Direct violet 51

Basic Information

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CAS Number

5489-77-0

Molecular Formula

C32H27N5Na2O8S2

Molecular Weight

719.7 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Ethers

Fine Chemicals Dyes and Pigments Organic Dyes

Fine Chemicals Surfactants Anionic Surfactants

Basic Physical Properties

Density

1.41

SMILES

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CC1=CC(=C(C(=C1)S(=O)(=O)[O-])N=NC2=CC(=C(C=C2C)N=NC3=C(C=C4C=C(C=CC4=C3O)NC5=CC=CC=C5)S(=O)(=O)[O-])OC)C.[Na+].[Na+]

InChI

InChI=1S/C32H29N5O8S2.2Na/c1-18-12-20(3)30(28(13-18)46(39,40)41)36-34-25-17-27(45-4)26(14-19(25)2)35-37-31-29(47(42,43)44)16-21-15-23(10-11-24(21)32(31)38)33-22-8-6-5-7-9-22;;/h5-17,33,38H,1-4H3,(H,39,40,41)(H,42,43,44);;/q;2*+1/p-2

InChIKey

LARMRMCFZNGNNX-UHFFFAOYSA-L

LogP

10.09640

Complexity

1290

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Synonyms & References

English

AKOS024319206
Sirius Violet BB
Fastusol Violet BB-CF
Triantine Light Violet BB
Q15A781FZ0
DTXSID6063935
C.I. Direct Violet 51 disodium salt
Helion Violet 2B
CI DIRECT VIOLET 51, DISODIUM SALT
Cotton Violet BB
Mitsui Direct Violet 2BL
Direct Violet 51, Dye content 50 %
Suprexcel Violet 3BL
CI DIRECT VIOLET 51
Disodium 7-anilino-3-((4-((2,4-dimethyl-6-sulphonatophenyl)azo)-6-methoxy-m-tolyl)azo)-4-hydroxynaphthalene-2-sulphonate
Tetramine Fast Violet BB Extra
sodium 3-((E)-(4-((E)-(2,4-dimethyl-6-sulfonatophenyl)diazenyl)-2-methoxy-5-methylphenyl)diazenyl)-4-hydroxy-7-(phenylamino)naphthalene-2-sulfonate
Pontamine Fast Heliotrope B
5489-77-0
Atlantic Fast Violet FFB
Durazol Helio BP
C.I. Direct Violet 51 (VAN)
Solar Violet 2B
Eliamina Violet BL
Benzo Viscose Violet BL
Chrome Leather Violet BL
2-Naphthalenesulfonic acid, 3-(2-(4-(2-(2,4-dimethyl-6-sulfophenyl)diazenyl)-2-methoxy-5-methylphenyl)diazenyl)-4-hydroxy-7-(phenylamino)-, sodium salt (1:2)
Pontamine Fast Heliotrope BL
direct violet 51 (C.I. 27905)
Direct Violet 51
Durazol Helio B

MDL Number

MFCD00003944

FAQ

What are the physical and chemical properties of Direct violet 51 (CAS: 5489-77-0)?

Direct violet 51 (CAS: 5489-77-0) is a water-insoluble, slightly acid-fast dye. It exists in a crystalline form with a molecular weight of approximately 542.33 g/mol. The dye is not readily soluble in water but is soluble in organic solvents like ethanol and acetone. It exhibits good stability towards heat and light, with limited reactivity under normal conditions. It is often used in textile dyeing and printing applications.

How is Direct violet 51 (CAS: 5489-77-0) typically synthesized?

Direct violet 51 (CAS: 5489-77-0) is synthesized through a multi-step reaction involving the coupling of a disazo component and a coupling component. The synthesis typically involves the use of a catalyst, such as potassium carbonate, and a coupling agent like sodium nitrite. The process yields a highly colored product with good selectivity and yield, suitable for commercial dye production.

What industries use Direct violet 51 (CAS: 5489-77-0)?

Direct violet 51 (CAS: 5489-77-0) is primarily used in the textile and dyeing industries. It is also applicable in the leather treatment and paper industries for dyeing and coloring. Additionally, it can be used as a pigment in cosmetics and paints due to its vibrant color and stability.

What precautions should be taken when handling Direct violet 51 (CAS: 5489-77-0)?

Direct violet 51 (CAS: 5489-77-0) should be handled with care due to its potential to cause skin irritation. Always wear appropriate personal protective equipment (PPE), including gloves, goggles, and a lab coat. Work in a well-ventilated area or fume hood to avoid inhalation. In case of a spill, use appropriate methods to contain and clean up the spill, and consult a safety data sheet (SDS) for specific guidelines on handling and disposal.