Molekula
Dihexyl phthalate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Dihexyl phthalate is a plasticizer used in polymers, coatings, and adhesives to improve flexibility and durability. It is a clear, colorless liquid with a low odor. CAS: 84-75-3, Molecular formula: C20H30O4, Molecular weight: 334.45 g/mol. Store at 2 to 8 °C. Signal word: Danger. Molekula supplies Dihexyl phthalate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Colourless liquid |
| Loss on Drying | ≤0.2% |
| Content | (GC) ≥98.0% |
| Burning residue | ≤0.05% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Flash Point | 177 °C |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Clear, oily liuid |
| Odour | Slightly aromatic |
| Melting Point | -58 °C |
| Boiling Point | 210 °C at 5 mmHg |
| Water Solubility | 0.05 mg/L at 25 °C |
| Vapour Pressure | 1.4 × 10⁻⁵ mmHg at 25 °C |
| log P (octanol/water) | 6.82 |
Source: PubChem CID 6786 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 90034566 |
| CAS Number | 84-75-3 |
| IUPAC Name | dihexyl benzene-1,2-dicarboxylate |
| EC Number | 201-559-5 |
| Molecular Formula | C20H30O4 |
| Molecular Weight | 334.45 |
| Exact Mass | 334.2144 |
| SMILES | CCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCC |
| InChIKey | KCXZNSGUUQJJTR-UHFFFAOYSA-N |
| 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 |
| PubChem CID | 6786 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2917340150 |
| Tariff Code | 2917340070 |
Safety & GHS
-
Serious Health Hazard
GHS08
Hazard statements
- H360FD May damage fertility. May damage the unborn child.
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P263 Avoid contact during pregnancy/while nursing
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 1,2-Benzenedicarboxylic acid, dihexyl ester
- 1,2-Benzenedioic acid dihexyl ester
- Bis(n-hexyl) phthalate
- Di-n-hexyl phthalate
- Dihexyl 1,2-benzenedicarboxylate
- dihexyl benzene-1,2-dicarboxylate
- Dihexylester kyseliny ftalove
- Hexyl phthalate, 1,2-
- N-Dihexyl phthalate
- Phthalic acid, dihexyl ester
Frequently asked questions
What is dihexyl phthalate used for?
Dihexyl phthalate is primarily used as a plasticizer in polymers and resins to improve flexibility and durability.
What is the chemical formula and molecular weight of dihexyl phthalate?
The formula is C20H30O4 with a molecular weight of 334.45 g/mol.
How should dihexyl phthalate be stored?
It should be stored at temperatures between 2 and 8 °C to maintain stability and prevent degradation.
What grade of dihexyl phthalate does Molekula supply?
Molekula supplies dihexyl phthalate in technical grade, suitable for industrial applications.
Can Molekula supply dihexyl phthalate in bulk?
Yes, Molekula can supply dihexyl phthalate in bulk quantities; please contact our sales team for details.
What documentation comes with a purchase of dihexyl phthalate?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.