Molekula
2-Bromopentane
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
2-Bromopentane is a brominated aliphatic compound widely used as an intermediate in organic synthesis, pharmaceuticals, and agrochemical production. It serves as a key reagent in the preparation of chiral molecules and functionalized derivatives. CAS 107-81-3, molecular formula C5H11Br, molecular weight 151.04 g/mol. Store at ambient conditions. Signal word: Danger. Molekula supplies 2-Bromopentane 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
On backorder — expected to ship by 25 November 2026
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 — £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 | Colourless liquid |
| Water | <500ppm |
| Assay | >95% |
| Other Impurity | <2.0% |
| 3-Bromopentane | <5.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 20 °C |
| Transport Class | 3 |
| Packing Group | II |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | -95.6 °C |
| Boiling Point | 117.2 °C at 760 mmHg |
| Vapour Pressure | 21.3 mmHg |
Source: PubChem CID 7890 (CAMEO Chemicals, Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 33415737 |
| CAS Number | 107-81-3 |
| IUPAC Name | 2-bromopentane |
| EC Number | 203-521-3 |
| Molecular Formula | C5H11Br |
| Molecular Weight | 151.04 |
| Exact Mass | 150.0044 |
| SMILES | CCCC(C)Br |
| InChIKey | LGAJYTCRJPCZRJ-UHFFFAOYSA-N |
| InChI | InChI=1S/C5H11Br/c1-3-4-5(2)6/h5H,3-4H2,1-2H3 |
| PubChem CID | 7890 |
| UN Number | UN2343 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2903.69.1000 |
| Tariff Code | 2903691990 |
Safety & GHS
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Flammable
GHS02
-
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
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P304+340 IF INHALED: 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, 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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- 1-methylbutyl bromide
- 2-amyl bromide
- 2-Bromopentane (contains other Bromopentane isomers)
- 2-Bromopentane (high purity)
- 2-Pentyl bromide
- Pentane, 2-bromo-
- sec-amyl bromide
- UN 2343
- WLN: EY3 & 1
Frequently asked questions
What is 2-Bromopentane commonly used for?
2-Bromopentane is primarily used as an intermediate in organic synthesis, including the preparation of pharmaceuticals, agrochemicals, and fine chemicals.
What is the chemical formula and molecular weight of 2-Bromopentane?
The chemical formula is **C₅H₁₁Br**, and the molecular weight is **151.04 g/mol**.
How should 2-Bromopentane be stored?
Store at **ambient temperature** in a cool, dry, well-ventilated area, away from incompatible substances like strong oxidizers.
What grades or purity levels of 2-Bromopentane does Molekula supply?
Molekula supplies **technical grade** and **high-purity grade (98%+)** 2-Bromopentane, depending on your application requirements.
Can Molekula supply 2-Bromopentane in bulk quantities?
Yes, Molekula can provide **bulk quantities** of 2-Bromopentane, with flexible packaging options (drums, IBCs, or custom solutions).
What documentation comes with an order of 2-Bromopentane?
Each order includes a **Certificate of Analysis (CoA)**, **Safety Data Sheet (SDS)**, and **Material Safety Information** to ensure compliance and safe handling.
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.