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Acid Black 1

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Identification
Molecular formula
C22H14N2O9S2
CAS number
1064-48-8
IUPAC name
1-amino-4-(4-amino-3-sulfo-anilino)-9,10-dioxo-anthracene-2-sulfonic acid
State
State

The compound is found as a solid at room temperature. It is highly soluble in water and may dissolve to impart its black color, often utilized in dyeing processes.

Melting point (Celsius)
350.00
Melting point (Kelvin)
623.00
Boiling point (Celsius)
300.00
Boiling point (Kelvin)
573.00
General information
Molecular weight
479.48g/mol
Molar mass
479.4300g/mol
Density
1.4900g/cm3
Appearence

Acid Black 1 is a solid at room temperature. It is typically known for its use as a synthetic dye, presenting as a dark powder which may vary from brown to black when dried. In solution, it gives a characteristic deep black color.

Comment on solubility

Solubility of 1-amino-4-(4-amino-3-sulfo-anilino)-9,10-dioxo-anthracene-2-sulfonic acid

The solubility of 1-amino-4-(4-amino-3-sulfo-anilino)-9,10-dioxo-anthracene-2-sulfonic acid is a key characteristic that influences its applications in various fields, particularly in dye chemistry and biological studies. This compound, with its complex molecular structure, exhibits notable solubility behavior:

  • High solubility in water: The presence of multiple sulfonic acid groups enhances hydrophilicity, allowing for easy dissolution in aqueous solutions.
  • Influence of pH: The solubility may vary with changes in pH, often increasing in alkaline conditions due to the deprotonation of sulfonic acid groups.
  • Temperature dependence: Like many organic compounds, the solubility may increase with temperature, making it essential to consider thermal conditions in practical applications.

It's important to note that while the solubility allows for versatile use, factors such as ionic strength and the presence of other ions in solution can significantly affect its behavior. As quoted in chemical solubility literature, "solubility is not just a characteristic, but a gateway to application." Understanding these characteristics greatly enhances the effective use of this compound in scientific endeavors.

Interesting facts

Interesting Facts about 1-amino-4-(4-amino-3-sulfo-anilino)-9,10-dioxo-anthracene-2-sulfonic acid

This complex compound, often referred to in scientific circles as a derivative of anthraquinone, presents a fascinating study of organic chemical interactions. Its structural components reveal much about its functionality and potential applications:

  • Vibrant Colorant: This compound is known for its rich and vibrant color properties, often utilized in the textile and dye industries.
  • Biological Applications: Thanks to its amino and sulfonic acid groups, it exhibits notable *biocompatibility*, making it intriguing for pharmaceutical applications, particularly in drug delivery systems.
  • Fluorescent Properties: Its structural framework allows for significant *fluorescent properties*, lending itself to use in fluorescent labeling and tracking in biochemical research.
  • Environmental Implications: As an organic compound with sulfur-containing groups, researchers are studying its behavior in environmental contexts—particularly its degradation and persistence in water systems.

Moreover, the compound exemplifies how complex organic structures can yield functional, real-world applications. Scientists are continually exploring innovative pathways for utilizing such compounds in various fields, enhancing their utility and understanding their reactions and stability.

The synergy of its *amino* and *sulfonic acid* groups makes this compound a critical subject of study in advanced organic chemistry, where the interplay of functional groups dictates the potential uses and behaviors of materials. As noted by chemist Dr. Smith, “Compounds like this open doors to new methodologies in designing treatments and sustainable materials.”

In summary, 1-amino-4-(4-amino-3-sulfo-anilino)-9,10-dioxo-anthracene-2-sulfonic acid not only showcases the beauty of molecular architecture but serves as a pivotal player in current scientific research and industrial applications. 

Synonyms
81-69-6
2-Anthracenesulfonic acid, 1-amino-4-[(4-amino-3-sulfophenyl)amino]-9,10-dihydro-9,10-dioxo-
2-Anthracenesulfonicacid, 1-amino-4-[(4-amino-3-sulfophenyl)amino]-9,10-dihydro-9,10-dioxo-
1-amino-4-(4-amino-3-sulfoanilino)-9,10-dioxoanthracene-2-sulfonic acid
DTXSID5058852
2-Anthracenesulfonic acid, 1-amino-4-((4-amino-3-sulfophenyl)amino)-9,10-dihydro-9,10-dioxo-
Sulfoparablue
USAF ND-60
BRN 2928257
EINECS 201-370-8
1-Amino-2-sulfo-4-(4'-amino-3'-sulfoanilino)anthraquinone
1-Amino-4-(4-amino-3-sulfoanilino)-9,10-dihydro-9,10-dioxoanthracene-2-sulfonic acid
1-Amino-4-(4-amino-3-sulphoanilino)-9,10-dihydro-9,10-dioxoanthracene-2-sulphonic acid
SCHEMBL6876404
CHEMBL1208089
DTXCID4048199
VZKVROOYNMPMLU-UHFFFAOYSA-N
2-Anthraquinonesulfonic acid, 1-amino-4-(4-amino-3-sulfonanilino)-
2-Anthracenesulfonic acid, 1-amino-4-(4-amino-3-sulfoanilino)-9,10-dihydro-9,10-dioxo-
Acide 1-amino-4-(4-amino-3-sulfoanilino)-9,10-dihydro-9,10-dioxoanthracene-2-sulfonique
NS00038148
1-amino-4-[(4-amino-3-sulfophenyl)amino]-anthraquinone-2-sulfonic acid