Molekula
2-Methylbutyric acid
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-Methylbutyric acid is a branched-chain carboxylic acid used in fragrance and flavor formulations, as well as in organic synthesis. It appears as a colorless to pale yellow liquid with a pungent odor. CAS: 116-53-0, Molecular formula: C5H10O2, Molecular weight: 102.13 g/mol. Store at ambient temperature. Signal word: Danger. Molekula supplies 2-Methylbutyric acid 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 |
| Identification | Conforms to reference |
| Assay | ≥99.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 73 °C |
| Transport Class | 8 |
| Packing Group | II |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Boiling Point | 176 to 177 °C at 760 mmHg |
Source: PubChem CID 8314 (Human Metabolome Database (HMDB))
Identification
| Property | Value |
|---|---|
| SKU | 90033881 |
| CAS Number | 116-53-0 |
| IUPAC Name | 2-methylbutanoic acid |
| EC Number | 204-145-2 |
| Molecular Formula | C5H10O2 |
| Molecular Weight | 102.13 |
| Exact Mass | 102.0681 |
| SMILES | CCC(C)C(=O)O |
| InChIKey | WLAMNBDJUVNPJU-UHFFFAOYSA-N |
| InChI | InChI=1S/C5H10O2/c1-3-4(2)5(6)7/h4H,3H2,1-2H3,(H,6,7) |
| PubChem CID | 8314 |
| UN Number | UN3265 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2915.60.5000 |
| Tariff Code | 2915609000 |
Safety & GHS
-
Corrosive
GHS05
Hazard statements
- H290 May be corrosive to metals
- H302+312 Harmful if swallowed or in contact with skin
- H314 (sub cat. 1B) Causes severe skin burns and eye damage
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P302+352 IF ON SKIN: Wash with soap and water
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
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
- 2-Methybutyric acid
- 2-Methylbutanoic acid
- Active valeric acid
- alpha-Methylbutyric acid
- Butanoic acid, 2-methyl-
- DL-2-Methylbutyric acid
- Ethylmethylacetic acid
- FEMA No. 2695
- Methylbutyric acid
- Methylethylacetic acid
Frequently asked questions
What is 2-Methylbutyric acid used for?
It is used in the synthesis of fragrances, pharmaceuticals, and as a chemical intermediate in organic synthesis.
What is the chemical formula and molecular weight of 2-Methylbutyric acid?
The formula is C5H10O2 with a molecular weight of 102.13 g/mol.
How should 2-Methylbutyric acid be stored?
Store at ambient temperature in a tightly closed container, away from incompatible materials.
What grade is available for 2-Methylbutyric acid?
Available in technical grade; custom grades may be available upon request.
Can Molekula supply 2-Methylbutyric acid in bulk?
Yes, bulk quantities are available—please contact our sales team for pricing and availability.
What documentation comes with an order of 2-Methylbutyric acid?
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.