Skip to main content

Direct Blue 1

ADVERTISEMENT
Identification
Molecular formula
C34H24N6Na4O16S4
CAS number
2610-11-9
IUPAC name
5-amino-3-[4-[4-[(8-amino-1-hydroxy-3,6-disulfo-2-naphthyl)azo]-3-methoxy-phenyl]-2-methoxy-phenyl]azo-4-hydroxy-naphthalene-2,7-disulfonic acid
State
State

Solid at room temperature. Typically handled in powdered form and used in dyeing processes where it is dissolved in water.

Melting point (Celsius)
300.00
Melting point (Kelvin)
573.00
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
992.87g/mol
Molar mass
992.8660g/mol
Density
1.6700g/cm3
Appearence

Blue to black powder. Appears as a vibrant blue color in solution form and is often used in dye applications.

Comment on solubility

Solubility of 5-amino-3-[4-[4-[(8-amino-1-hydroxy-3,6-disulfo-2-naphthyl)azo]-3-methoxy-phenyl]-2-methoxy-phenyl]azo-4-hydroxy-naphthalene-2,7-disulfonic acid

The solubility of the compound 5-amino-3-[4-[4-[(8-amino-1-hydroxy-3,6-disulfo-2-naphthyl)azo]-3-methoxy-phenyl]-2-methoxy-phenyl]azo-4-hydroxy-naphthalene-2,7-disulfonic acid is influenced by several factors, primarily attributed to its complex structure and the presence of multiple functional groups.

Key Factors Affecting Solubility:

  • Polarity: The presence of sulfonic acid groups enhances the polarity of the molecule, leading to increased solubility in polar solvents such as water.
  • Hydrogen Bonding: The hydroxyl groups can engage in hydrogen bonding, promoting interactions with solvent molecules and thereby improving solubility.
  • Temperature: Like many organic compounds, solubility may increase with temperature, making it essential to consider the thermal conditions when preparing solutions.
  • pH Dependence: The solubility could also be pH-dependent due to the acidic nature of the sulfonic and amino groups, affecting ionization.

Overall, this compound is likely to be more soluble in aqueous solutions, particularly under conditions that favor its ionization and hydrogen bonding capabilities. As stated, "Understanding solubility is crucial for the effective use of chemical compounds in various applications." Therefore, the solubility characteristics of this complex compound warrant careful examination for practical uses.

Interesting facts

Interesting Facts about 5-amino-3-[4-[4-[(8-amino-1-hydroxy-3,6-disulfo-2-naphthyl)azo]-3-methoxy-phenyl]-2-methoxy-phenyl]azo-4-hydroxy-naphthalene-2,7-disulfonic acid

The compound known as 5-amino-3-[4-[4-[(8-amino-1-hydroxy-3,6-disulfo-2-naphthyl)azo]-3-methoxy-phenyl]-2-methoxy-phenyl]azo-4-hydroxy-naphthalene-2,7-disulfonic acid is part of a fascinating category of chemical substances known as azo dyes. Here are some interesting facts about this compound:

  • Azo Dyes: This compound contains an azo group (–N=N–), which is characteristic of azo dyes. Azo dyes are known for their vivid colors and are widely used in the textile industry.
  • Biological Applications: Due to its complex structure, this compound may have potential applications in biomedical fields, particularly in drug delivery systems or as a marker in diagnostic assays.
  • Environmental Concerns: Many azo dyes have raised environmental concerns due to their potential toxicity and the formation of hazardous by-products during degradation. Studying such compounds enhances our understanding of environmental chemistry.
  • Synthetic Complexity: The intricate nature of its structure demonstrates the chemical ingenuity involved in synthetic organic chemistry. The presence of multiple functional groups like sulfonic acids makes it a versatile compound in various chemical reactions.
  • Colorimetric Properties: Azo compounds, including this one, often exhibit strong colorimetric properties, which can be utilized in analytical chemistry for detecting and quantifying other compounds.

As a compound filled with potential, 5-amino-3-[4-[4-[(8-amino-1-hydroxy-3,6-disulfo-2-naphthyl)azo]-3-methoxy-phenyl]-2-methoxy-phenyl]azo-4-hydroxy-naphthalene-2,7-disulfonic acid continues to be a subject of study, scientists remain eager to uncover more about its chemical behaviors and potential applications. As one researcher noted, "Understanding such compounds not only expands our horizons within the lab but also has far-reaching implications for various industries."


Synonyms
Pontamine sky blue 5B (acid form)
CHEMBL1091750
CHEBI:88195
3,3'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(diazene-2,1-diyl)]bis(5-amino-4-hydroxynaphthalene-2,7-disulfonic acid)
SCHEMBL8780040
SCHEMBL16391031
Pontamine sky blue 5B free acid
DTXSID40859731
C.I. Direct Blue 15 free acid
BDBM50316078
C.I. Direct Blue 15 (acid form)
NCI60_042145
Q27160116
(5-amino-3-((4''-((8-amino-1-hydroxy-3,6-disulfo-2-naphthyl)diazenyl)-3,3''-dimethoxy[1,1''-biphenyl]-4-yl)diazenyl)-4-hydroxy-2,7-naphthalenedisulfonicacid
5-amino-3-[[4-[4-[(8-amino-1-hydroxy-3,6-disulfonaphthalen-2-yl)diazenyl]-3-methoxyphenyl]-2-methoxyphenyl]diazenyl]-4-hydroxynaphthalene-2,7-disulfonic acid