Molekula
2-Pentanone
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-Pentanone is a ketone solvent used in industrial applications such as coatings, adhesives, and chemical synthesis. It is also used as a synthetic flavoring ingredient, as a solvent for lacquers and lacquer removers, and as an intermediate in cosmetic and pharmaceutical manufacture. It is a clear, flammable liquid with a sharp odor. CAS: 107-87-9, molecular formula: C5H10O, molecular weight: 86.13 g/mol. Store at ambient temperature. Signal word: Danger. Molekula supplies 2-Pentanone 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.
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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 | Clear colourless Liquid |
| Refractive Index | 1.3890 to 1.3910 (20°C, 589 nm) |
| Colour | ≤10 APHA |
| Assay (GC) | ≥99.0 % |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 7 °C |
| Transport Class | 3 |
| Packing Group | II |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Colorless liquid |
| Odour | Characteristic acetone-like odor |
| Melting Point | -76.8 °C |
| Boiling Point | 102.26 °C |
| Density | 0.8 (relative, water = 1) |
| Water Solubility | 43 g/L at 25 °C |
| Solubility (other solvents) | Slightly soluble in carbon tetrachloride |
| Vapour Pressure | 1.6 kPa at 20 °C |
| Refractive Index | 1.3895 |
| log P (octanol/water) | 0.91 |
Source: PubChem CID 7895 (HSDB, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 90033959 |
| CAS Number | 107-87-9 |
| IUPAC Name | pentan-2-one |
| EC Number | 203-528-1 |
| Molecular Formula | CH3COCH2CH2CH3 |
| Molecular Weight | 86.13 |
| Exact Mass | 86.0732 |
| SMILES | CCCC(=O)C |
| InChIKey | XNLICIUVMPYHGG-UHFFFAOYSA-N |
| InChI | InChI=1S/C5H10O/c1-3-4-5(2)6/h3-4H2,1-2H3 |
| PubChem CID | 7895 |
| UN Number | UN1249 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29141900 |
| Tariff Code | 2914199040 |
Safety & GHS
-
Flammable
GHS02
-
Health Hazard
GHS07
Hazard statements
- H225 Highly flammable liquid and vapour
- H302 Harmful if swallowed
- H319 Causes serious eye irritation
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
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- 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, Russian, 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
- 4-methyl-2-butanone
- Ethyl acetone
- FEMA No. 2842
- FEMA Number 2842
- Methyl n-propyl ketone
- METHYL PROPYL KETONE
- Methyl-propyl-cetone
- Metylopropyloketon
- PENTAN-2-ONE
- Propyl methyl ketone
Frequently asked questions
What is 2-Pentanone used for?
2-Pentanone is commonly used as a solvent in paints, coatings, and adhesives, and as an intermediate in organic synthesis.
What is the chemical formula and molecular weight of 2-Pentanone?
The formula is CH3COCH2CH2CH3 with a molecular weight of 86.13 g/mol.
How should 2-Pentanone be stored?
It should be stored at ambient temperature in a tightly closed container, away from heat and ignition sources.
What grade of 2-Pentanone does Molekula supply?
Molekula supplies 2-Pentanone with an assay of at least 99.0 % by GC, as a clear colourless liquid with a colour of no more than 10 APHA and a refractive index of 1.3890 to 1.3910 (20°C, 589 nm).
Can Molekula supply 2-Pentanone in bulk?
Yes, Molekula can supply 2-Pentanone in bulk quantities upon request.
What documentation comes with a 2-Pentanone order?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS) with the shipment.
Is 2-Pentanone dangerous goods for shipping?
Yes. 2-Pentanone ships as dangerous goods: UN1249, class 3, packing group II.
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.