Molekula
Oleic acid
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
Oleic acid is a monounsaturated omega-9 fatty acid commonly used in cosmetics, pharmaceuticals, and industrial applications. It is a key component in soaps, emulsifiers, and lubricants. CAS: 112-80-1, Molecular formula: C18H34O2, Molecular weight: 282.46 g/mol, Storage: 2 to 8 °C. Molekula supplies Oleic acid 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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5 g — $58.70 per pack
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 to light yellow, slightly viscous liquid |
| Colour | ≤6# |
| Freezing Point | ≤ 16°C |
| Iodine value (g I2/100g) | 100 - 150 |
| Saponification Value (mgKOH/g) | 190 - 205 |
| Acid Value (mg KOH/g) | 190 - 203 |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Flash Point | 189 °C |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Yellowish, oily liquid |
| Odour | Peculiar lard-like odor |
| Melting Point | 13.4 °C |
| Boiling Point | 360 °C |
| Density | 0.89 (relative, water = 1) |
| Vapour Pressure | 5.46 × 10⁻⁷ mmHg at 25 °C |
| Refractive Index | 1.463 |
| pKa | pKa = 5.02 |
| log P (octanol/water) | 7.64 |
Source: PubChem CID 445639 (HSDB, DrugBank, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 89967267 |
| CAS Number | 112-80-1 |
| IUPAC Name | (Z)-octadec-9-enoic acid |
| EC Number | 204-007-1 |
| Molecular Formula | C18H34O2 |
| Molecular Weight | 282.46 |
| Exact Mass | 282.2559 |
| SMILES | CCCCCCCC/C=C\CCCCCCCC(=O)O |
| InChIKey | ZQPPMHVWECSIRJ-KTKRTIGZSA-N |
| InChI | InChI=1S/C18H34O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h9-10H,2-8,11-17H2,1H3,(H,19,20)/b10-9- |
| PubChem CID | 445639 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 3823120000 |
| Tariff Code | 3823120050 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, English (US), French, German, Italian, 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
- (Z)-Octadec-9-enoic acid
- cis-9-Octadecenoic acid
- cis-Oleic acid
- Elaidoic acid
- Glycon RO
- Glycon wo
- Oelsauere
- Pamolyn 100
- Vopcolene 27
- Wecoline OO
Frequently asked questions
What is oleic acid used for?
Oleic acid is commonly used in the production of soaps, detergents, and cosmetics, as well as in pharmaceuticals and lubricants.
What is the chemical formula and molecular weight of oleic acid?
The formula is C18H34O2 with a molecular weight of 282.46 g/mol.
How should oleic acid be stored?
Store at temperatures between 2 and 8 °C to maintain stability and prevent degradation.
What grade of oleic acid does Molekula supply?
Molekula supplies oleic acid in technical grade, suitable for industrial and research applications.
Can Molekula supply oleic acid in bulk?
Yes, Molekula can supply oleic acid in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of oleic acid?
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.