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Terephthalonitrile

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Identification
Molecular formula
C8H4N2
CAS number
623-26-7
IUPAC name
terephthalonitrile
State
State

At room temperature, terephthalonitrile is in a solid state. It manifests as white crystals that are stable under normal conditions.

Melting point (Celsius)
225.00
Melting point (Kelvin)
498.15
Boiling point (Celsius)
291.00
Boiling point (Kelvin)
564.15
General information
Molecular weight
128.17g/mol
Molar mass
128.1690g/mol
Density
1.1804g/cm3
Appearence

Terephthalonitrile appears as a white crystalline solid. It is often found in a pure, powdery form and is characterized by its clean, colorless crystals.

Comment on solubility

Solubility of Terephthalonitrile

Terephthalonitrile, with the chemical formula C8H4N2, exhibits unique solubility characteristics. Understanding its solubility behavior is crucial for various applications including synthesis and polymer production.

Key Points on Solubility:

  • Solvent Interaction: Terephthalonitrile is generally soluble in polar organic solvents such as dimethyl sulfoxide (DMSO), N,N-dimethylformamide (DMF), and acetone.
  • Limited Water Solubility: This compound has a low solubility in water, making it less effective for aqueous-based applications.
  • Temperature Effects: The solubility often increases with temperature, which is common in many organic compounds.
  • Crystalline Structure: Terephthalonitrile has a tendency to form crystals, which can affect its solubility characteristics in certain mixtures.

Overall, the solubility of terephthalonitrile is influenced by various factors, including the choice of solvent and temperature. Therefore, selecting the right solvent is essential for optimizing its use in chemical processes.

Interesting facts

Interesting Facts about Terephthalonitrile

Terephthalonitrile, an aromatic nitrile, is a compound with several fascinating attributes and applications. These noteworthy facts help illuminate its significance in both industrial and academic settings:

  • Versatile Building Block: Terephthalonitrile serves as a fundamental precursor for the synthesis of various polymers, particularly in creating polyamides and polyesters. This versatility makes it crucial in the production of high-performance materials.
  • Role in Organic Synthesis: This compound is categorized as a key intermediate in the organic synthesis of other chemical compounds, including pharmaceuticals and agrochemicals. Its presence helps facilitate complex reactions that yield desired products.
  • Applications in Dye Chemistry: Terephthalonitrile can be utilized in the manufacture of dyes, particularly in the textile industry. It contributes to the development of colored materials with excellent durability and lightfastness.
  • Polymer Research: Due to its unique structural features, terephthalonitrile is a subject of ongoing research in the polymer field. Scientists are exploring its use in creating innovative composite materials with enhanced thermal and mechanical properties.
  • Health and Safety Considerations: While working with terephthalonitrile, it is important to handle it with care. Safety measures are crucial because it can be hazardous upon exposure, underscoring the significance of chemical risk assessments in laboratories.

The phrase "chemistry is the art of transformation" mirrors the importance of compounds like terephthalonitrile in driving innovation across various fields. As advancements continue in the realms of polymer science and material engineering, the significance of this compound only grows, making it a vital subject of study for future chemists and material scientists.

Synonyms
Terephthalonitrile
1,4-Dicyanobenzene
623-26-7
1,4-BENZENEDICARBONITRILE
p-Dicyanobenzene
4-Cyanobenzonitrile
p-Phthalodinitrile
1,4-Benzodinitrile
p-Benzenedinitrile
Terephthalodinitrile
p-Pdn
Tereftalodinitril
Terephthalic acid dinitrile
Tereftalonitril
p-Phthalonitrile
Tereftalonitril [Czech]
Terephthalodinitril
Tereftalodinitril [Czech]
Nitril kyseliny tereftalove
Terephthalodinitril [German]
1,4-Benzendikarbonitril
1,4-Benzendikarbonitril [Czech]
E6ITH5CIS3
Nitril kyseliny tereftalove [Czech]
EINECS 210-783-2
p-Cyanobenzonitrile
NSC 78439
NSC 144977
NSC-78439
NSC-144977
P-BENZENEDICARBONITRILE
DICYANOBENZENE, 1,4-
1,4-BIS(CYANO)BENZENE
DTXSID1060768
pDicyanobenzene
pBenzenedinitrile
pPhthalodinitrile
4Cyanobenzonitrile
1,4Benzodinitrile
1,4Benzendikarbonitril
1,4Benzenedicarbonitrile
DTXCID7043299
210-783-2
benzene-1,4-dicarbonitrile
MFCD00001810
WLN: NCR DCN
para-dicyanobenzene
MFCD30146480
UNII-E6ITH5CIS3
benzol-1,4-dikohlenitrile
SCHEMBL45942
1,4-Dicyanobenzene, 98%
YSWG236
CHEMBL3248224
BHXFKXOIODIUJO-UHFFFAOYSA-
alpha form of 1,4-Dicyanobenzene
NSC78439
AC7870
NSC144977
AKOS007930310
FD15473
GS-3039
SY012900
SY099340
DB-030395
CS-0016004
NS00035007
T0016
EN300-112010
Terephthalonitrile, Vetec(TM) reagent grade, 98%
InChI=1/C8H4N2/c9-5-7-1-2-8(6-10)4-3-7/h1-4H
33411-58-4