Molekula
Citral (cis + trans)
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
Citral (cis + trans) is a naturally occurring terpene aldehyde used in fragrance, flavor, and pharmaceutical applications. It exists as a mixture of cis and trans isomers and is valued for its lemon-like aroma. Available with a CAS number of 5392-40-5, molecular formula (CH3)2C=CHCH2CH2C(CH3)=CHCHO, and molecular weight of 152.23 g/mol. Stored at ambient temperature, it carries a warning signal word due to its potential irritant properties. Molekula supplies Citral (cis + trans) 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 — £30.90 per pack ex VAT · £37.08 inc. VAT
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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 to light yellow liquid |
| Refractive Index | 1.486 to 1.490 |
| Specific Gravity | 0.886 to 0.894 |
| Assay | ≥ 95 % |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 98 °C |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Mobile pale yellow liquid |
| Odour | Strong lemon odor |
| Boiling Point | 229 °C |
| Water Solubility | 1.34 g/L at 37 °C |
| Solubility (other solvents) | Insoluble in glycerol; very slightly soluble in water; soluble in fixed oils, mineral oil, propylene glycol |
| Vapour Pressure | 0.09 mmHg |
| Refractive Index | 1.4860 |
Source: PubChem CID 638011 (HSDB, Joint FAO/WHO Expert Committee on Food Additives (JECFA), Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 72301743 |
| CAS Number | 5392-40-5 |
| IUPAC Name | (2E)-3,7-dimethylocta-2,6-dienal |
| EC Number | 205-476-5 |
| Molecular Formula | (CH3)2C=CHCH2CH2C(CH3)=CHCHO |
| Molecular Weight | 152.23 |
| Exact Mass | 152.1201 |
| SMILES | CC(=CCC/C(=C/C=O)/C)C |
| InChIKey | WTEVQBCEXWBHNA-JXMROGBWSA-N |
| InChI | InChI=1S/C10H16O/c1-9(2)5-4-6-10(3)7-8-11/h5,7-8H,4,6H2,1-3H3/b10-7+ |
| PubChem CID | 638011 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29121910 |
| Tariff Code | 2912190090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H317 May cause an allergic skin reaction
- H319 Causes serious eye irritation
Precautionary statements
- P264 Wash thoroughly after handling
- 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
- P332+313 IF skin irritation occurs: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, 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
- 2,6-Octadienal, 3,7-dimethyl-
- 3,7-Dimethyl-2,6-octadienal
- 3,7-Dimethyl-trans-2,6-octadienal
- Citral
- FEMA No. 2303
- FEMA Number 2303
- GERANIAL
- geranialdehyde
- Lemsyn GB
- trans-Citral
Frequently asked questions
What is Citral (cis + trans) used for?
Citral is primarily used in fragrance and flavor industries due to its lemon-like aroma and taste. It is also used in the synthesis of other chemicals, including vitamin A and pharmaceuticals.
What is the chemical formula and molecular weight of Citral?
The formula of Citral is (CH3)2C=CHCH2CH2C(CH3)=CHCHO with a molecular weight of 152.23 g/mol.
How should Citral be stored?
Citral should be stored at ambient temperature, protected from light and moisture to prevent degradation.
What grade of Citral is available?
Molekula supplies Citral in technical grade; custom grades may be available upon request.
Can Molekula supply Citral in bulk?
Yes, Molekula can supply Citral in bulk quantities; please contact our sales team for pricing and availability.
What documentation comes with a Citral order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
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.