Disodium 3,3'-[4,4'-biphenyldiyldi(E)-2,1-diazenediyl]bis(4-amino-1-naphthalenesulfonate)

Basic Information

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CAS Number

573-58-0

Molecular Formula

C32H22N6Na2O6S2

Molecular Weight

696.7 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Amines

Fine Chemicals Dyes and Pigments Organic Dyes

Fine Chemicals Surfactants Anionic Surfactants

Basic Physical Properties

Melting Point

>360 °C

Solubility

H2O: soluble10mg/mL

SMILES

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C1=CC=C2C(=C1)C(=CC(=C2N)N=NC3=CC=C(C=C3)C4=CC=C(C=C4)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])N)S(=O)(=O)[O-].[Na+].[Na+]

InChI

InChI=1S/C32H24N6O6S2.2Na/c33-31-25-7-3-1-5-23(25)29(45(39,40)41)17-27(31)37-35-21-13-9-19(10-14-21)20-11-15-22(16-12-20)36-38-28-18-30(46(42,43)44)24-6-2-4-8-26(24)32(28)34;;/h1-18H,33-34H2,(H,39,40,41)(H,42,43,44);;/q;2*+1/p-2/b37-35+,38-36+;;

InChIKey

IQFVPQOLBLOTPF-HKXUKFGYSA-L

LogP

10.78740

pKa

4.1(at 25℃)

Complexity

1180

Safety Information

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GHS Hazard Pictograms

H350

Hazard Statement

H350 May cause cancer
Carcinogenicity

Stability

Stable. Incompatible with strong oxidizing agents.

Sensitiveness

对湿度敏感

Toxicity

LD50 i.v. in rats: 190 mg/kg (Richardson, Dillon)

Synonyms & References

English

Haemonorm
Congo red [USP]
NSC 7232
Cotton Red B
Cotton Red C
UNII-3U05FHG59S
C.I.Direct Red 28
NSC 56651
AKOS024285600
Brasilamina congo 4B
Direct Red Y
Congo Red H
Tox21_202934
HSDB 4225
Congo Red R
Cerven kongo [Czech]
Red K
Sugai Congo Red
Natrium-salz der diphenyl-bis-azo-bis-naphthylamin-4-sulfonsaeure
DTXSID4022816
Benzo Congo Red
Disodium 3,3'-((1,1'-biphenyl)-4,4'-diylbis(azo))bis(4-aminonaphthalene-1-sulphonate)
1-naphthalenesulfonic acid, 3,3'-([1,1'-biphenyl]-4,4'-diyldiazo)bis[4-amino-, disodium salt
CI Direct Red 28
Kongorot [German]
Congo Red, for microscopy (Bact., Bot., Hist.), indicator (pH 3.0-5.2), Reag. Ph. Eur.
D89267
Sodium 3,3'-([1,1'-biphenyl]-4,4'-diylbis(diazene-2,1-diyl))bis(4-aminonaphthalene-1-sulfonate)
AI3-63036
3U05FHG59S
Congo Red (C.I. 22120)

MDL Number

MFCD00004028

Customs Code

29215900

FAQ

What is Disodium 3,3'-[4,4'-biphenyldiyldi(E)-2,1-diazenediyl]bis(4-amino-1-naphthalenesulfonate) (CAS: 573-58-0)?

Disodium 3,3'-[4,4'-biphenyldiyldi(E)-2,1-diazenediyl]bis(4-amino-1-naphthalenesulfonate) is a chemical compound with the CAS number 573-58-0. It is a sodium salt of a bis-azene derivative containing naphthalenesulfonate groups. This compound is known for its ability to form complexes with metal ions and is commonly used in analytical chemistry. It appears as a white crystalline solid and is soluble in water.

What are the main uses of Disodium 3,3'-[4,4'-biphenyldiyldi(E)-2,1-diazenediyl]bis(4-amino-1-naphthalenesulfonate) (CAS: 573-58-0)?

Disodium 3,3'-[4,4'-biphenyldiyldi(E)-2,1-diazenediyl]bis(4-amino-1-naphthalenesulfonate) (CAS: 573-58-0) is primarily used in pharmaceutical and industrial applications, particularly as a chelating agent. It is also employed in research for metal ion detection and in the development of analytical reagents. Its unique chemical structure makes it suitable for applications requiring complex formation and high stability.

Is Disodium 3,3'-[4,4'-biphenyldiyldi(E)-2,1-diazenediyl]bis(4-amino-1-naphthalenesulfonate) (CAS: 573-58-0) safe?

Disodium 3,3'-[4,4'-biphenyldiyldi(E)-2,1-diazenediyl]bis(4-amino-1-naphthalenesulfonate) (CAS: 573-58-0) is generally considered safe when handled properly. However, it should be treated with care, as it may cause skin or eye irritation. Safety standards recommend using personal protective equipment (PPE) such as gloves and goggles. It is not classified as highly toxic but should be kept away from direct contact with skin and inhalation.

How should Disodium 3,3'-[4,4'-biphenyldiyldi(E)-2,1-diazenediyl]bis(4-amino-1-naphthalenesulfonate) (CAS: 573-58-0) be stored?

Disodium 3,3'-[4,4'-biphenyldiyldi(E)-2,1-diazenediyl]bis(4-amino-1-naphthalenesulfonate) (CAS: 573-58-0) should be stored in a cool, dry, and dark place. It is best kept in a sealed container to prevent moisture absorption. Avoid exposure to high temperatures and direct sunlight to maintain its stability and effectiveness. Proper storage helps ensure its long shelf life and safety during handling.