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Pyromellitic acid

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Identification
Molecular formula
C10H6O8
CAS number
89-05-4
IUPAC name
benzene-1,2,3,4-tetracarboxylic acid
State
State

At room temperature, pyromellitic acid is typically in a solid state. It exists as a crystalline powder that is white in appearance.

Melting point (Celsius)
283.00
Melting point (Kelvin)
556.15
Boiling point (Celsius)
411.00
Boiling point (Kelvin)
684.15
General information
Molecular weight
218.14g/mol
Molar mass
218.1390g/mol
Density
1.6800g/cm3
Appearence

Pyromellitic acid appears as a white crystalline powder or solid. It is composed of a benzene ring with four carboxylic acid groups attached, one on each of the 1, 2, 3, and 4 positions of the ring.

Comment on solubility

Solubility of Benzene-1,2,3,4-tetracarboxylic Acid

Benzene-1,2,3,4-tetracarboxylic acid, also known as pyromellitic acid, showcases unique solubility characteristics due to its molecular structure. The presence of four carboxylic acid groups (-COOH) significantly enhances its ability to interact with polar solvents, making it soluble in various media. Here are some key points about its solubility:

  • Water Solubility: Pyromellitic acid is moderately soluble in water, which can be attributed to the hydrogen bonding capability of the carboxylic acid groups.
  • Solvent Versatility: Besides water, this compound also exhibits solubility in organic solvents such as ethanol and acetone, enhancing its utility in various chemical processes.
  • Temperature Dependence: The solubility of benzene-1,2,3,4-tetracarboxylic acid can vary with temperature; generally, higher temperatures increase solubility in both water and organic solvents.

In summary, the solubility of benzene-1,2,3,4-tetracarboxylic acid is influenced by its chemical composition and the nature of the solvent, allowing for its use in diverse applications across different fields of chemistry.

Interesting facts

Interesting Facts about Benzene-1,2,3,4-tetracarboxylic Acid

Benzene-1,2,3,4-tetracarboxylic acid, often referred to as pyromellitic acid, is a fascinating organic compound that exhibits a myriad of interesting characteristics:

  • Structure: This compound features a benzene ring with four carboxylic acid (-COOH) groups attached at the 1, 2, 3, and 4 positions. This unique structure leads to its distinct chemical properties and reactivity.
  • Industrial Applications: Pyromellitic acid is predominantly used in the production of polyimides, which are high-performance polymers utilized in various applications including electronics and aerospace.
  • Environmental Impact: Due to its carboxylic acid groups, this compound has the potential to act as a chelating agent, helping in the removal of heavy metals from contaminated environments.
  • Biological Significance: Research indicates that pyromellitic acid and its derivatives may possess biological activities, which opens avenues for studying their potential use in pharmaceuticals.
  • Probing Properties: The molecular arrangement of pyromellitic acid allows it to engage in strong hydrogen bonding, thus influencing its solubility and interaction with other chemical species.

This compound not only illustrates the importance of carboxylic acid functionality in organic chemistry but also showcases the intersection of chemistry with industry and environmental science. As we continue to explore such compounds, we not only expand our understanding of their chemical behavior but also their potential applications in solving real-world problems.

Synonyms
Benzene-1,2,3,4-tetracarboxylic acid
476-73-3
MELLOPHANIC ACID
1,2,3,4-benzenetetracarboxylic acid
Benzenetetracarboxylic acid
EINECS 207-510-4
benzene-1,2,3,4-tetracarboxylicacid
SCHEMBL22989
T8X54LP4H2
DTXSID10197218
GCAIEATUVJFSMC-UHFFFAOYSA-N
AKOS000277259
1,2,3,4-Benzene-tetracarboxylic acid
NS00031716
EN300-1654149
Q60817295