Molekula
Dioctyl adipate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Dioctyl adipate is a clear, colorless plasticizer primarily used in PVC and rubber formulations to improve flexibility, workability, and low-temperature performance. It’s also applied in adhesives, coatings, and as a processing aid in polymers. This chemical has a CAS number of 103-23-1, a molecular formula of C22H42O4, and a molecular weight of 370.57 g/mol. Store at ambient conditions, with a signal word of *Warning* for safety handling. Molekula supplies Dioctyl adipate 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
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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100 g — £29.50 per pack ex VAT · £35.40 inc. VAT
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 | Clear colourless free from particles |
| Density | 0.9240 - 0.9260 |
| Colour (Pt-Co) | ≤20 |
| Water | ≤0.1% |
| Identification | Conforms to reference |
| Ester Content | ≥99.5% (GC) |
| Refractive Index (20ºC) | 1.446-1.448 |
| Acid Value (mg KOH/g) | ≤0.07 mg KOH/g |
| Dynamic Viscosity (20°C) | 13-15 mPa.s |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Colorless or very pale amber liq |
| Odour | Slight aromatic smell |
| Melting Point | -67.8 °C |
| Boiling Point | 214 °C at 5 mmHg |
| Water Solubility | 0.78 mg/L at 22 °C |
| Solubility (other solvents) | Soluble in ethanol, ethyl ether, acetone, and acetic acid |
| Vapour Pressure | 8.5 × 10⁻⁷ mmHg at 20 °C |
| Refractive Index | 1.4474 |
Source: PubChem CID 7641 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 21605277 |
| CAS Number | 103-23-1 |
| IUPAC Name | bis(2-ethylhexyl) hexanedioate |
| EC Number | 203-090-1 |
| Molecular Formula | C22H42O4 |
| Molecular Weight | 370.57 |
| Exact Mass | 370.3083 |
| SMILES | CCCCC(CC)COC(=O)CCCCC(=O)OCC(CC)CCCC |
| InChIKey | SAOKZLXYCUGLFA-UHFFFAOYSA-N |
| InChI | InChI=1S/C22H42O4/c1-5-9-13-19(7-3)17-25-21(23)15-11-12-16-22(24)26-18-20(8-4)14-10-6-2/h19-20H,5-18H2,1-4H3 |
| PubChem CID | 7641 |
| UN Number | UN3082 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2917.12.5000 |
| Tariff Code | 2917120090 |
Safety & GHS
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Hazardous to the Environment
GHS09
Hazard statements
- H400 Very toxic to aquatic life
Precautionary statements
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P391 Collect spillage
- P501 Dispose of contents/container to an approved waste disposal plant
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
- BEHA
- BIS(2-ETHYLHEXYL) ADIPATE
- Bis(2-ethylhexyl)hexanedioate
- DEHA
- Di(2-ethylhexyl) adipate
- Diethylhexyl adipate
- Effomoll DOA
- Kodaflex DOA
- Plastomoll DOA
- Vestinol OA
Frequently asked questions
What is dioctyl adipate commonly used for?
Dioctyl adipate is primarily used as a plasticizer in PVC and other polymers to improve flexibility, workability, and low-temperature performance.
What is the chemical formula and molecular weight of dioctyl adipate?
The chemical formula is **C₂₂H₄₂O₄** with a molecular weight of **370.57 g/mol**.
How should dioctyl adipate be stored?
Store in a tightly sealed container at **ambient temperature**, away from direct sunlight and moisture.
What grades or purity levels of dioctyl adipate does Molekula supply?
Molekula supplies **technical-grade dioctyl adipate** (typically ≥99% purity) suitable for industrial applications.
Can Molekula supply dioctyl adipate in bulk quantities?
Yes, we offer bulk packaging options (drums, IBCs) for dioctyl adipate to meet large-scale production needs.
What documentation is provided with a dioctyl adipate order?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and batch-specific documentation.
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.