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pyromellitic acid

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Identification
Molecular formula
C10H6O8
CAS number
89-05-4
IUPAC name
benzene-1,2,4,5-tetracarboxylic acid
State
State

At room temperature, pyromellitic acid is typically in a solid state. Its crystalline powder form makes it easy to handle as a material in solid form.

Melting point (Celsius)
281.00
Melting point (Kelvin)
554.15
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
254.16g/mol
Molar mass
254.1310g/mol
Density
1.7300g/cm3
Appearence

Pyromellitic acid typically appears as a white crystalline powder. The crystals can range from being small and fine to slightly larger agglomerates, but they maintain a white appearance throughout.

Comment on solubility

Solubility of Benzene-1,2,4,5-tetracarboxylic Acid

Benzene-1,2,4,5-tetracarboxylic acid, also known as pyromellitic acid, exhibits quite interesting solubility characteristics that stem from its four carboxylic acid groups. Here are some key points regarding its solubility:

  • Water Solubility: This compound is relatively soluble in water, which can be attributed to the presence of multiple carboxylic acid (-COOH) groups that can engage in hydrogen bonding with water molecules.
  • Temperature Dependency: The solubility of benzene-1,2,4,5-tetracarboxylic acid generally increases with temperature, which is a common trait for many organic acids.
  • Solvent Interaction: It is soluble in organic solvents like ethanol and acetone, due to the compatible polar character of these solvents, which can also interact favorably with the carboxyl groups.
  • pH Impact: The solubility is also influenced by the pH of the solution; under alkaline conditions, the carboxylic acid groups can deprotonate, forming carboxylate ions, which are more soluble in water.

Overall, the unique structure of benzene-1,2,4,5-tetracarboxylic acid grants it a versatility in solubility, making it applicable in a variety of chemical processes and industries. As with many compounds, the specific conditions can greatly influence its solubility behavior.

Interesting facts

Benzene-1,2,4,5-tetracarboxylic Acid: An Intriguing Compound

Benzene-1,2,4,5-tetracarboxylic acid, often referred to as pyromellitic acid, is a fascinating member of the carboxylic acid family. This compound is notable for its unique structure, which features four carboxylic acid groups attached to a benzene ring. Here are some captivating facts about this compound:

  • Versatile Building Block: Pyromellitic acid serves as an essential building block in the synthesis of various organic compounds, especially in the creation of high-performance polymers and resins.
  • Industrial Uses: Due to its ability to form high-temperature resistant materials, pyromellitic acid is utilized in the production of heat-resistant plastics and as an intermediate in the manufacture of certain dyes and pigments.
  • Biochemical Significance: This acid is considered important in biochemical processes, particularly in the formation of certain biologically active compounds that may influence metabolic pathways.
  • Environmental Impact: As with many chemical compounds, research into the environmental impact of pyromellitic acid is ongoing. Understanding its behavior in nature is crucial, particularly in elucidating its degradation and potential toxicity.

Furthermore, pyromellitic acid can participate in various chemical reactions, demonstrating its utility in organic synthesis and materials science. As science continues to explore the compound, its potential applications are likely to expand, making it a significant subject of study for chemists and researchers alike!

Synonyms
PYROMELLITIC ACID
89-05-4
1,2,4,5-Benzenetetracarboxylic acid
Benzene-1,2,4,5-tetracarboxylic acid
USAF XR-20
1,2,4,5-Tetracarboxybenzene
1,2,4,5-Benzene-tetracarboxylic acid
UNII-D9UXG2U6ZU
D9UXG2U6ZU
NSC 6369
EINECS 201-879-5
BRN 1887659
DTXSID8044466
CHEBI:45165
AI3-28523
NSC-6369
PYROMELLITIC ACID [MI]
DTXCID6024466
EC 201-879-5
4-09-00-03804 (Beilstein Handbook Reference)
MFCD00002471
pyromellitate
bmse000771
1,4,5-Tetracarboxybenzene
SCHEMBL22443
1,2,4,5Tetracarboxybenzene
1245-Benzenetetracarboxylate
WLN: QVR BVQ DVQ EVQ
CHEMBL1235346
1,2,4,5-benzenetetracarboxylic
1245-Benzenetetracarboxylic acid
NSC6369
BDBM512625
1,4,5-Benzenetetracarboxylic acid
1,2,4,5-benzenetetracarboxylicacid
1,2,4,5benzenetetracarboxylic acid
Benzene1,2,4,5tetracarboxylic acid
Tox21_302030
AKOS004114682
1,2,4,5-benzene tetracarboxylic acid
DB02749
CAS-89-05-4
NCGC00255745-01
AC-10249
AS-14280
DB-078292
1,2,4,5-Benzenetetracarboxylic acid, 96%
B0039
CS-0128778
NS00007494
EN300-24939
AE-562/43282615
Q3453375
Z203045292