Dihexyl phthalate

Basic Information

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CAS Number

84-75-3

Molecular Formula

C20H30O4

Molecular Weight

334.46 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Esters

Basic Chemical Raw Materials Organic Chemicals Ethers

Fine Chemicals Dyes and Pigments Organic Dyes

Fine Chemicals Surfactants Anionic Surfactants

Basic Physical Properties

Melting Point

65 ºC

Boiling Point

333°C

Density

0.995 g/cm3

Water Solubility

Soluble in water (0.24 mg/L).

Flash Point

185-187°C/0.5mm

Solubility

Insuluble (1.4E-3 g/L) (25 ºC),

Refractive Index

n20/D 1.486-1.489

SMILES

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CCCCCCOC(=O)c1ccccc1C(=O)OCCCCCC

InChI

InChI=1S/C20H30O4/c1-3-5-7-11-15-23-19(21)17-13-9-10-14-18(17)20(22)24-16-12-8-6-4-2/h9-10,13-14H,3-8,11-12,15-16H2,1-2H3

InChIKey

KCXZNSGUUQJJTR-UHFFFAOYSA-N

LogP

5.160800000000005

Topological Polar Surface Area

52.60000000000001 Å²

Hydrogen Bond Donor/Acceptor

0 / 4

Complexity

320

Safety Information

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Hazard Statement

H316 Causes mild skin irritation
Skin corrosion/irritation

H360 May damage fertility or the unborn child
Reproductive toxicity

Hazard Class

Class 9 Class 9

Synonyms & References

English

Di-n-hexyl phthalate
Phthalic acid Di-n-hexyl ester
Dihexyl Phthalate
DNHP
dihexyl benzene-1,2-dicarboxylate
Di-n-hexylphthalate Solution
1,2-Benzenedicarboxylic acid 1,2-dihexyl ester
Phthalic acid dihexyl ester
1,2-Benzenedicarboxylic acid, dihexyl ester
1,2-benzenedioic acid dihexyl ester
Jayflex DHP
NSC 4817
phthalic acid, dihexyl ester
Phthalic Acid Dihexyl Ester

MDL Number

MFCD00043720

Customs Code

2917349000

FAQ

What is Dihexyl phthalate (CAS: 84-75-3)?

Dihexyl phthalate (CAS: 84-75-3) is an organic compound classified as a phthalate ester. Its chemical formula is C16H22O4. It is a colorless liquid with a slightly sweet odor, commonly used as a plasticizer in polymer materials. Dihexyl phthalate is known for its high flexibility and stability, making it suitable for various industrial applications.

What are the main uses of Dihexyl phthalate (CAS: 84-75-3)?

Dihexyl phthalate (CAS: 84-75-3) is widely used in the plastics industry as a softener for polyvinyl chloride (PVC). It also finds applications in pharmaceuticals as a solvent and in the production of coatings and adhesives. In research settings, it is used for its solubility properties and as a component in certain formulations. Additionally, it may be used in food packaging materials, though with regulatory considerations.

Is Dihexyl phthalate (CAS: 84-75-3) safe?

Dihexyl phthalate (CAS: 84-75-3) is generally considered safe when used in accordance with safety guidelines and exposure limits. However, it may pose health risks if inhaled, ingested, or absorbed through the skin in high concentrations. Proper handling, such as using gloves and ensuring good ventilation, is recommended. Safety standards and regulations vary by application, so it is important to follow local and international guidelines.

How should Dihexyl phthalate (CAS: 84-75-3) be stored?

Dihexyl phthalate (CAS: 84-75-3) should be stored in a cool, dry, and well-ventilated area, away from direct light. It is best kept in a sealed container made of non-reactive material, such as polyethylene or glass, to prevent contamination and degradation. Storage conditions should maintain a temperature below 25°C and humidity levels below 60% to ensure stability and prolong shelf life.