Molekula
Hexanal
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
Hexanal is a naturally occurring aldehyde used in fragrance and flavor formulations, as well as in research for studying plant volatiles. It has a grassy, green odor and is commonly found in essential oils and food products. CAS: 66-25-1, Molecular Formula: C6H12O, Molecular Weight: 100.16, Storage: Ambient, Signal Word: Warning. Molekula supplies Hexanal 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 to Light Yellow liquid |
| Density | 0.810-0.834 |
| Refractive Index | 1.4030-1.4070 @ 20°C |
| Assay | ≥97.5% |
| Acid Value (mg KOH/g) | 0.00-10.00 |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 25 °C |
| Transport Class | 3 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Colorless liquid |
| Odour | Strong, green grass odor |
| Melting Point | -58.2 °C |
| Boiling Point | 129.6 °C |
| Density | 0.8335 g/cm³ at 20 °C |
| Water Solubility | 5.64 g/L at 30 °C |
| Solubility (other solvents) | Very soluble in ethanol, ethyl ether; soluble in acetone, benzene |
| Vapour Pressure | 11.3 mmHg at 25 °C |
| Refractive Index | 1.4039 |
| log P (octanol/water) | 1.78 |
Source: PubChem CID 6184 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 21543010 |
| CAS Number | 66-25-1 |
| IUPAC Name | hexanal |
| EC Number | 200-624-5 |
| Molecular Formula | C6H12O |
| Molecular Weight | 100.16 |
| Exact Mass | 100.0888 |
| SMILES | CCCCCC=O |
| InChIKey | JARKCYVAAOWBJS-UHFFFAOYSA-N |
| InChI | InChI=1S/C6H12O/c1-2-3-4-5-6-7/h6H,2-5H2,1H3 |
| PubChem CID | 6184 |
| UN Number | UN1207 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2912.19.50.00 |
| Tariff Code | 2912190090 |
Safety & GHS
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Flammable
GHS02
-
Health Hazard
GHS07
Hazard statements
- H226 Flammable liquid and vapour
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H412 Harmful to aquatic life with long lasting effects
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- 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
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
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-Hexanal
- Aldehyde C-6
- Caproaldehyde
- Caproic aldehyde
- Capronaldehyde
- Hexaldehyde
- Hexanaldehyde
- Hexylaldehyde
- n-Caproaldehyde
- n-Hexanal
Frequently asked questions
What is hexanal used for?
Hexanal is commonly used in fragrance and flavor formulations due to its grassy, green odor. It is also used in research and industrial applications involving volatile organic compounds.
What is the chemical formula and molecular weight of hexanal?
The chemical formula of hexanal is C6H12O, and its molecular weight is 100.16 g/mol.
How should hexanal be stored?
Hexanal should be stored at ambient temperature, away from light and moisture, in a tightly sealed container.
What grade of hexanal does Molekula supply?
Molekula supplies hexanal in analytical grade, suitable for laboratory and research use.
Can Molekula supply hexanal in bulk?
Yes, Molekula can supply hexanal in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with a hexanal order?
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.