CAS 71799-43-4

Benzenesulfonic acid, 2,2′-[(2,4-dihydroxy-1,3-phenylene)bis(2,1-diazenediyl-4,1-phenyleneimino)]bis[5-nitro-, sodium salt (1:2)

Description:

Benzenesulfonic acid, 2,2′-[(2,4-dihydroxy-1,3-phenylene)bis(2,1-diazenediyl-4,1-phenyleneimino)]bis[5-nitro-, sodium salt (1:2), with CAS number 71799-43-4, is a complex organic compound characterized by its sulfonic acid functional group and azo dye structure. This compound features multiple aromatic rings, which contribute to its stability and potential for colorimetric applications. The presence of nitro groups enhances its electron-withdrawing properties, influencing its reactivity and solubility in various solvents. As a sodium salt, it is likely to exhibit good solubility in water, making it useful in aqueous applications. The compound's structure suggests potential uses in dyeing processes, as well as in the synthesis of other chemical intermediates. Additionally, the hydroxyl groups may impart some degree of reactivity, allowing for further functionalization. Overall, this compound exemplifies the intersection of organic chemistry and materials science, with implications in various industrial applications.

Formula: C₃₀H₂₀N₈Na₂O₁₂S₂

InChI: InChI=1/C30H22N8O12S2.2Na/c39-26-14-13-25(35-33-19-5-1-17(2-6-19)31-23-11-9-21(37(41)42)15-27(23)51(45,46)47)30(40)29(26)36-34-20-7-3-18(4-8-20)32-24-12-10-22(38(43)44)16-28(24)52(48,49)50;;/h1-16,31-32,39-40H,(H,45,46,47)(H,48,49,50);;/q;2*+1/p-2

InChI key: InChIKey=YSDMVJSVAPVQNV-UHFFFAOYSA-N

SMILES: N(C1=C(S(=O)(=O)O)C=C(N(=O)=O)C=C1)C2=CC=C(N=NC3=C(O)C(N=NC4=CC=C(NC5=C(S(=O)(=O)O)C=C(N(=O)=O)C=C5)C=C4)=CC=C3O)C=C2.[Na]

Synonyms:

• Acid Deep Brown R
• Benzenesulfonic acid, 2,2′-[(2,4-dihydroxy-1,3-phenylene)bis(2,1-diazenediyl-4,1-phenyleneimino)]bis[5-nitro-, sodium salt (1:2)
• Benzenesulfonic acid, 2,2′-[(2,4-dihydroxy-1,3-phenylene)bis(azo-4,1-phenyleneimino)]bis[5-nitro-, disodium salt
• Colocid Brown H 3R
• Coriamin Brown EBR
• Derma Red Brown RO
• Disodium 2,2'-((2,4-dihydroxy-1,3-phenylene)bis(azo-4,1-phenyleneimino))bis(5-nitrobenzenesulphonate)
• Disodium 2-[[4-[2,6-Dihydroxy-3-[4-[(4-Nitro-2-Sulfonato-Phenyl)Amino]Phenyl]Azo-Phenyl]Azophenyl]Amino]-5-Nitro-Benzenesulfonate
• Kemacid Brown 354
• C.I. Acid Brown 354
• C.I. 20177