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Reactive Black 5

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Identification
Molecular formula
C26H21N5Na4O19S6
CAS number
17095-24-8
IUPAC name
2,3,4,5,6-pentahydroxy-1-[4-[4-[(2,3,4,5,6-pentahydroxy-1-sulfo-hexyl)amino]phenyl]sulfonylanilino]hexane-1-sulfonic acid
State
State

At room temperature, Reactive Black 5 is in a solid state, typically as a powdered substance. It is not volatile and remains stable under standard storage conditions.

Melting point (Celsius)
0.00
Melting point (Kelvin)
0.00
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
991.82g/mol
Molar mass
991.8180g/mol
Density
1.6503g/cm3
Appearence

The compound typically appears as a black powder. It is known for its intense color and is used extensively as a dye, providing a deep black tone in textile and other industries.

Comment on solubility

Solubility of 2,3,4,5,6-pentahydroxy-1-[4-[4-[(2,3,4,5,6-pentahydroxy-1-sulfo-hexyl)amino]phenyl]sulfonylanilino]hexane-1-sulfonic acid

The compound with the formula C26H21N5Na4O19S6 exhibits notable solubility characteristics due to its complex structure.


Solubility Characteristics:

  • High Solubility in Water: The presence of multiple hydroxy (-OH) and sulfonic acid (-SO₃H) groups significantly enhances the compound's hydrophilicity, making it highly soluble in aqueous solutions.
  • Influence of Ionic Nature: The sodium ions (Na+) contribute to the ionic nature of the compound, facilitating solvation in polar solvents.
  • Temperature Dependence: Solubility may increase with temperature, as is common with many ionic compounds, allowing for better dissolution in higher temperature conditions.
  • Limitations: While soluble in water, the compound's solubility in organic solvents may be limited due to its hydrophilic character.

In summary, the complex structure and presence of various functional groups in 2,3,4,5,6-pentahydroxy-1-[4-[4-[(2,3,4,5,6-pentahydroxy-1-sulfo-hexyl)amino]phenyl]sulfonylanilino]hexane-1-sulfonic acid make it highly soluble in water, showcasing how chemical structure significantly impacts solubility behavior.

Interesting facts

Interesting Facts about 2,3,4,5,6-Pentahydroxy-1-[4-[4-[(2,3,4,5,6-pentahydroxy-1-sulfo-hexyl)amino]phenyl]sulfonylanilino]hexane-1-sulfonic acid

This compound is a fascinating example of a complex organic molecule, showcasing a unique structure loaded with functional groups that endow it with a variety of properties and potentials. Here are some key facts:

  • Rich Functionalization: The presence of multiple hydroxy (-OH) groups makes this compound highly versatile in chemical reactions, allowing it to participate in hydrogen bonding and enhancing its solubility in various media.
  • Dual Sulfonic Groups: It features sulfonic acid groups, which not only influences its acidity but also boosts its ionic character, making it very useful in fields such as catalysis and material science.
  • Biological Relevance: Compounds like this one have potential applications in pharmaceuticals as it can mimic biological pathways due to the presence of amino groups, which may interact with biological molecules.
  • Stability and Reactivity: The intricate arrangement of sulfonyl and amino groups enhances the stability of this compound while enabling it to act as a ligand or an intermediate in various synthetic pathways.
  • Potential Applications: The structure suggests applications in drug delivery systems, where its functional groups can be harnessed for attaching drugs or targeting specific biological sites within the body.

In summary, 2,3,4,5,6-pentahydroxy-1-[4-[4-[(2,3,4,5,6-pentahydroxy-1-sulfo-hexyl)amino]phenyl]sulfonylanilino]hexane-1-sulfonic acid serves as an excellent model for studying complex molecular interactions due to its rich functionalization. As a scientist or a chemistry student, exploring such compounds can lead to discoveries that enhance our understanding of chemical behavior and potential applications in various scientific disciplines.

Synonyms
Promin
2,3,4,5,6-pentahydroxy-1-[4-[4-[(2,3,4,5,6-pentahydroxy-1-sulfohexyl)amino]phenyl]sulfonylanilino]hexane-1-sulfonic acid
Sodium glucosulfone, injection
Disodium p,N'-diglucose sulfonate
p,N'-di(dextrose sodium sulfonate)
p,N'-di-D-glucose sodium bisulfite
p,N'-diglucoside disodium disulfonate
Solfone
Angeli sulfone
Angeli's sulfone
p, N,N'-diglucoside disodium disulfonate
501 Siegfried
Glucosulfone, disodium salt
1,1-phenyleneimino)]bis[1-deoxy-1-sulfo-D-glucitol] disodium salt
NSC512486
D-Glucitol,1'-[sulfonylbis(4,1-phenyleneimino)]bis[1-deoxy-1-sulfo-, disodium salt
Glucitol,1'-[sulfonylbis(4,1-phenyleneimino)]bis[1-deoxy-1-sulfo-, disodium salt, D-
NSC-36701
NSC-512486
DTXSID20862187
NSC36701
NS00042992
Q3067967
1,1'-{Sulfonylbis[(4,1-phenylene)azanediyl]}bis(2,3,4,5,6-pentahydroxyhexane-1-sulfonic acid)