Molekula
2,5-Norbornadiene
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
2,5-Norbornadiene is a cyclic hydrocarbon used in organic synthesis and as a precursor in the production of specialty polymers and materials. It is a colorless liquid with a pungent odor, highly flammable, and requires careful handling. CAS: 121-46-0, Molecular formula: C7H8, Molecular weight: 92.14 g/mol, Storage: Ambient, Signal word: Danger. Molekula supplies 2,5-Norbornadiene 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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25 g — £101.50 per pack ex VAT · £121.80 inc. VAT
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100 g — £223.40 per pack ex VAT · £268.08 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 | Colorless transparent liquid |
| Acetone | <0.5% |
| Assay | >99% |
| Benzene | <0.5% |
| Cyclopentadiene | <0.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | -12 °C |
| Transport Class | 3 |
| Packing Group | II |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Vapour Pressure | 25.5 mmHg |
Source: PubChem CID 8473 (Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 90034363 |
| CAS Number | 121-46-0 |
| IUPAC Name | bicyclo[2.2.1]hepta-2,5-diene |
| EC Number | 204-472-0 |
| Molecular Formula | C7H8 |
| Molecular Weight | 92.14 |
| Exact Mass | 92.0626 |
| SMILES | C1C2C=CC1C=C2 |
| InChIKey | SJYNFBVQFBRSIB-UHFFFAOYSA-N |
| InChI | InChI=1S/C7H8/c1-2-7-4-3-6(1)5-7/h1-4,6-7H,5H2 |
| PubChem CID | 8473 |
| UN Number | UN2251 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29021900 |
| Tariff Code | 2902190000 |
Safety & GHS
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Flammable
GHS02
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Health Hazard
GHS07
Hazard statements
- H225 Highly flammable liquid and vapour
- H303 May be harmful if swallowed
- H315 Causes skin irritation
- H317 May cause an allergic skin reaction
- H318 Causes serious eye damage
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- 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
- P304+341 IF INHALED: If breathing is difficult, remove victim to fresh air and keep at rest in a position comfortable for breathing
- 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, English (US), 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
- 2,5-Norbornadiene (stabilized with BHT)
- 3,6-Methano-1,4-cyclohexadiene
- 8,9,10-Trinorborna-2,5-diene
- Bicyclo(2.2.1)heptadiene
- Bicyclo[2.2.1]-2,5-heptadiene
- bicyclo[2.2.1]hept-2,5-diene
- Bicyclo[2.2.1]hepta-2,5-diene
- Bicycloheptadiene
- Dicycloheptadiene
- Norbornadiene
Frequently asked questions
What is 2,5-Norbornadiene used for?
It is primarily used as a building block in organic synthesis, particularly in Diels-Alder reactions and as a precursor for functionalized cycloadducts.
What is the chemical formula and molecular weight of 2,5-Norbornadiene?
The formula is C7H8 with a molecular weight of 92.14 g/mol.
How should 2,5-Norbornadiene be stored?
It should be stored at ambient temperature, away from light and heat, in a tightly sealed container.
What grade is available for 2,5-Norbornadiene?
Available in technical grade; custom purity options may be available upon request.
Can Molekula supply 2,5-Norbornadiene in bulk?
Yes, bulk quantities are available—please contact our sales team for pricing and availability.
What documentation comes with a purchase of 2,5-Norbornadiene?
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.