Molekula
Tiglic aldehyde - Trans-2-methyl-2-butenal
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
Tiglic aldehyde, or trans-2-methyl-2-butenal, is an unsaturated aldehyde used primarily as a chemical intermediate in organic synthesis. It has the molecular formula CH3CH=C(CH3)CHO and a molecular weight of 84.12. This substance is classified as a danger and is stored at ambient temperature. Molekula supplies Tiglic aldehyde 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 — £46.50 per pack ex VAT · £55.80 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
Specifications available on request — see Documents below or contact our sales team.
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 21 °C |
| Transport Class | 3 |
| Packing Group | II |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90028589 |
| CAS Number | 497-03-0 |
| IUPAC Name | (E)-2-methylbut-2-enal |
| EC Number | 207-833-0 |
| Molecular Formula | CH3CH=C(CH3)CHO |
| Molecular Weight | 84.12 |
| Exact Mass | 84.0575 |
| SMILES | C/C=C(\C)/C=O |
| InChIKey | ACWQBUSCFPJUPN-HWKANZROSA-N |
| InChI | InChI=1S/C5H8O/c1-3-5(2)4-6/h3-4H,1-2H3/b5-3+ |
| PubChem CID | 5321950 |
| UN Number | UN1989 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2912.19.5000 |
| Tariff Code | 2912190090 |
Safety & GHS
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Flammable
GHS02
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Health Hazard
GHS07
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Hazardous to the Environment
GHS09
Hazard statements
- H225 Highly flammable liquid and vapour
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H411 Toxic 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
- P302+352 IF ON SKIN: Wash with soap and water
- P304+P340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+P351+P338 IF IN EYES: Rinse continuously with water for several minutes. Remove contact lenses if present and easy to do, continue rinsing
- P308+P313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, German, Spanish, French, Italian, Portuguese, Arabic, Dutch.
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
No alternate names recorded for this product.
Frequently asked questions
What is Tiglic aldehyde used for?
Tiglic aldehyde is primarily used as a chemical intermediate in organic synthesis and as a flavoring or fragrance ingredient.
What is the chemical formula and molecular weight of Tiglic aldehyde?
The chemical formula is CH3CH=C(CH3)CHO and the molecular weight is 84.12 g/mol.
How should Tiglic aldehyde be stored?
This product should be stored under ambient conditions.
What grade of Tiglic aldehyde is available?
Please contact our sales team to confirm the specific purity and grade currently available for your requirements.
Can Molekula supply Tiglic aldehyde in bulk?
Yes, Molekula can supply this product in bulk quantities to suit your scale-up or manufacturing needs.
What documentation comes with the order?
Every order is supplied with a Certificate of Analysis (CoA) and a Safety Data Sheet (SDS) to ensure compliance and safety.
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.