CAS 61551-82-4

disodium 6,6'-oxydinaphthalene-2-sulfonate

Description:

Disodium 6,6'-oxydinaphthalene-2-sulfonate, with the CAS number 61551-82-4, is an organic compound characterized by its structure, which includes two naphthalene rings connected by an ether linkage and a sulfonate group. This compound is typically used as a fluorescent dye and is known for its ability to absorb light in the ultraviolet-visible spectrum, making it useful in various applications, including biological staining and as a tracer in analytical chemistry. It is soluble in water, which enhances its utility in aqueous environments. The presence of sulfonate groups contributes to its ionic nature, promoting solubility and interaction with other polar substances. Additionally, disodium 6,6'-oxydinaphthalene-2-sulfonate is often employed in research settings for its photophysical properties, allowing for the study of molecular interactions and dynamics. Safety data indicates that, while it is generally considered to have low toxicity, appropriate handling and safety measures should be observed to minimize exposure.

Formula: C₂₀H₁₂Na₂O₇S₂

InChI: InChI=1/C20H14O7S2.2Na/c21-28(22,23)19-7-3-13-9-17(5-1-15(13)11-19)27-18-6-2-16-12-20(29(24,25)26)8-4-14(16)10-18;;/h1-12H,(H,21,22,23)(H,24,25,26);;/q;2*+1/p-2

SMILES: c1cc(cc2ccc(cc12)S(=O)(=O)O)Oc1ccc2cc(ccc2c1)S(=O)(=O)O.[Na].[Na]

Synonyms:

• 2-Naphthalenesulfonic Acid, 6,6'-Oxybis-, Sodium Salt (1:2)

6,6'-Oxybis-

CAS: 61551-82-4

Formula: C₂₀H₁₂Na₂O₇S₂

Purity: 85%

Color and Shape: Solid

Molecular weight: 474.4146

Ref: IN-DA00EEIV

Tolnaftate Impurity 5 Disodium Salt

CAS: 61551-82-4

Formula: C₂₀H₁₂O₇S₂·2Na

Color and Shape: White To Off-White Solid

Molecular weight: 428.43 2*22.99

Ref: 4Z-T-112010

6,6'-Oxybis-2-naphthalenesulfonic Acid Disodium Salt (>85%)

Controlled Product

CAS: 61551-82-4

Applications An impurity contained in the commercial food Yellow No.5 (Sunset Yellow FCF) which has a potent mutagenicity effect.
References Yamada, M., et al.: Chem. Pharm. Bull., 44, 1624 (1996), Yamada, M., et al.: J. Food Chem., 3, 151 (1996),

Formula: C₂₀H₁₂O₇S₂·2Na

Purity: >90%

Color and Shape: White To Light Grey

Molecular weight: 474.41

Ref: TR-O867500

Disodium 6,6'-Oxybis(2-naphthalenesulfonate)

CAS: 61551-82-4

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Formula: C₂₀H₁₂Na₂O₇S₂

Purity: Min. 95%

Color and Shape: Powder

Molecular weight: 474.42 g/mol

Ref: 3D-FD176680