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Diisononyl phthalate (DINP)

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Identification
Molecular formula
C26H42O4
CAS number
28553-12-0
IUPAC name
O1-butyl O2-(2-ethylhexyl) benzene-1,2-dicarboxylate
State
State

At room temperature, Diisononyl phthalate is in a liquid state. This quality contributes to its utility as a plasticizer in various polymer applications, enhancing flexibility and usability in soft plastics.

Melting point (Celsius)
-43.00
Melting point (Kelvin)
230.15
Boiling point (Celsius)
386.00
Boiling point (Kelvin)
659.15
General information
Molecular weight
418.63g/mol
Molar mass
418.6260g/mol
Density
0.9740g/cm3
Appearence

Diisononyl phthalate (DINP) typically appears as a clear, colorless or pale yellow liquid with a slight ester-like odor. This liquid is oily and may display fluorescence under UV light.

Comment on solubility

Solubility of O1-butyl O2-(2-ethylhexyl) benzene-1,2-dicarboxylate

The solubility of O1-butyl O2-(2-ethylhexyl) benzene-1,2-dicarboxylate in various solvents can exhibit interesting behavior due to its unique molecular structure. This compound, which features both bulky aliphatic chains and a diester functionality, generally demonstrates the following solubility characteristics:

  • Organic Solvents: It is more likely to be soluble in non-polar to moderately polar organic solvents such as hexane, toluene, and dichloromethane. The presence of aliphatic chains enhances solvation in these environments.
  • Water Solubility: This compound shows low solubility in water. The hydrophobic character of its long hydrocarbon chains typically leads to minimal interaction with polar water molecules.
  • Effect of Temperature: Solubility can be significantly influenced by temperature; generally, increased temperature will enhance solubility in organic solvents.
  • Potential Applications: Understanding its solubility profile is crucial for applications in the fields of plastics, coatings, and possibly medical uses.

In summary, the solubility of O1-butyl O2-(2-ethylhexyl) benzene-1,2-dicarboxylate can be summarized with the phrase "like dissolves like." Consequently, it is most compatible with organic environments and less so with polar solvents!

Interesting facts

Interesting Facts about O1-butyl O2-(2-ethylhexyl) benzene-1,2-dicarboxylate

O1-butyl O2-(2-ethylhexyl) benzene-1,2-dicarboxylate is a fascinating chemical compound that falls within the category of phthalate esters, widely used in various applications, particularly in polymer chemistry. Here are some engaging highlights about this compound:

  • Versatile Plasticizer: This compound is primarily used as a plasticizer, enhancing the flexibility and workability of polymers, especially polyvinyl chloride (PVC). Its unique molecular structure allows it to effectively lower the glass transition temperature of materials, making them more pliable.
  • Environmental Considerations: Although effective, the use of such compounds has raised environmental concerns due to their potential endocrine-disrupting properties. O1-butyl O2-(2-ethylhexyl) benzene-1,2-dicarboxylate’s impact on human health and ecosystems is an ongoing area of research.
  • Industrial Applications: This compound can be found in products like adhesives, coatings, and sealants, providing the necessary properties to withstand stress and improve longevity. Its ability to resist degradation makes it a favorable choice for many formulations.
  • Substituent Impact: The presence of butyl and 2-ethylhexyl substituents contributes to the compound’s unique characteristics, allowing it to interact favorably with a broad range of materials. This interaction often leads to improved performance in applied settings.

In summary, O1-butyl O2-(2-ethylhexyl) benzene-1,2-dicarboxylate exemplifies the intricate balance between functionality and safety in the development of industrial materials. As research continues, chemists are focused on developing safer alternatives while preserving the advantageous properties of such compounds. As noted by one researcher, “The challenge lies not just in creating effective compounds but also in ensuring they are safe for both humans and the environment.”

Synonyms
Butyl 2-ethylhexyl phthalate
85-69-8
1,2-Benzenedicarboxylic acid, butyl 2-ethylhexyl ester
Phthalic acid, butyl 2-ethylhexyl ester
1-O-butyl 2-O-(2-ethylhexyl) benzene-1,2-dicarboxylate
2-ETHYLHEXYL BUTYL PHTHALATE
40AV6S4MYV
DTXSID8026519
HSDB 5251
EINECS 201-623-2
1,2-Benzenedicarboxylicacid, 1-butyl 2-(2-ethylhexyl) ester
DTXCID506519
Butyl 2-ethylhexyl phthalate(Technical)
1,2-Benzenedicarboxylic acid, 1-butyl 2-(2-ethylhexyl) ester
2-ETHYLHEXYL BUTYL PHTHALATE [HSDB]
UNII-40AV6S4MYV
Phthalic acid, butyl(2-ethylhexyl) ester
Butyl 2ethylhexyl phthalate
SCHEMBL231235
CHEMBL3188746
CHEBI:191077
Tox21_200061
Phthalic acid, butyl 2ethylhexyl ester
CAS-85-69-8
1-Butyl 2-(2-ethylhexyl) phthalate #
NCGC00248509-01
NCGC00257615-01
NS00039039
1,2Benzenedicarboxylic acid, butyl 2ethylhexyl ester
Q27258316
1,2-Benzenedicarboxylic acid, butyl 2-ethylhexyl ester (9CI); Phthalic acid, butyl 2-ethylhexyl ester (6CI,7CI,8CI); Butyl 2-ethylhexyl phthalate
201-623-2