Molekula
Isobutene (ca. 8% in Dichloromethane)
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Isobutene (ca. 8% in Dichloromethane) is a volatile alkene used in the synthesis of polymers, fuel additives, and chemical intermediates. It is a hazardous substance that causes skin and serious eye irritation, may cause respiratory irritation, drowsiness or dizziness, and is suspected of causing cancer, so it requires careful handling. CAS: 115-11-7, Molecular Formula: C4H8, Molecular Weight: 56.11 g/mol, Storage: 2 to 8 °C, Signal Word: Danger. Molekula supplies Isobutene (ca. 8% in Dichloromethane) 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
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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 | 2 to 8 °C |
| Transport Class | 6.1 |
| Packing Group | III |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90037454 |
| CAS Number | 115-11-7 |
| IUPAC Name | 2-methylprop-1-ene |
| EC Number | 204-066-3 |
| Molecular Formula | CH2=C(CH3)2 |
| Molecular Weight | 56.11 |
| Exact Mass | 56.0626 |
| SMILES | CC(=C)C |
| InChIKey | VQTUBCCKSQIDNK-UHFFFAOYSA-N |
| InChI | InChI=1S/C4H8/c1-4(2)3/h1H2,2-3H3 |
| PubChem CID | 8255 |
| UN Number | UN1593 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 38229000 |
| Tariff Code | 3822900000 |
Safety & GHS
-
Health Hazard
GHS07
-
Serious Health Hazard
GHS08
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H336 May cause drowsiness or dizziness
- H351 Suspected of causing cancer
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- 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
- P308+313 IF exposed or concerned: Get medical advice/attention
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-Propene, 2-methyl-
- 1,1-Dimethylethylene
- 2-Methyl-1-propene
- 2-methylprop-1-ene
- 2-Methylpropene
- 2-Methylpropylene
- gamma-Butylene
- Isobutene
- ISOBUTYLENE
- Isopropylidenemethylene
Frequently asked questions
What is isobutene used for?
Isobutene is primarily used in the production of polymers, such as polyisobutylene, and as a chemical intermediate in the synthesis of methyl tert-butyl ether (MTBE) and other petrochemicals.
What is the chemical formula and molecular weight of isobutene?
The chemical formula is CH2=C(CH3)2 and the molecular weight is 56.11 g/mol.
How should isobutene in dichloromethane be stored?
It should be stored at temperatures between 2 and 8 °C, protected from light and heat, and kept in a well-ventilated area.
What grade of isobutene is available?
The product is supplied as a solution containing approximately 8% isobutene in dichloromethane, suitable for laboratory and industrial chemical applications.
Can Molekula supply isobutene in bulk?
Yes, Molekula can supply isobutene in bulk quantities; please contact our sales team for pricing and logistics details.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and a Safety Data Sheet (SDS), compliant with GHS standards.
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.