Molekula
2-Phenylbutyric acid
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-Phenylbutyric acid is a carboxylic acid used in pharmaceutical research and as an intermediate in organic synthesis. It appears as a white to off-white solid with a molecular weight of 164.20 g/mol, a CAS number of 90-27-7, and a molecular formula of C10H12O2. It is stable at ambient storage conditions and carries a warning signal word due to potential health hazards. Molekula supplies 2-Phenylbutyric 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
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.
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100 g — $58.70 per pack
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Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White to Beige powder |
| Melting Point | 38 - 44°C |
| Purity (Titration by NaOH) | ≥ 90% |
| Water (KF) | ≤ 5.0% |
| Identification (IR) | Conforms to Reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 113 °C |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 47.5 °C |
Source: PubChem CID 7012 (Human Metabolome Database (HMDB))
Identification
| Property | Value |
|---|---|
| SKU | 90027169 |
| CAS Number | 90-27-7 |
| IUPAC Name | 2-phenylbutanoic acid |
| EC Number | 201-982-5 |
| Molecular Formula | CH3CH2CH(C6H5)COOH |
| Molecular Weight | 164.20 |
| Exact Mass | 164.0837 |
| SMILES | CCC(C1=CC=CC=C1)C(=O)O |
| InChIKey | OFJWFSNDPCAWDK-UHFFFAOYSA-N |
| InChI | InChI=1S/C10H12O2/c1-2-9(10(11)12)8-6-4-3-5-7-8/h3-7,9H,2H2,1H3,(H,11,12) |
| PubChem CID | 7012 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29163946 |
| Tariff Code | 2916399090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H302 Harmful if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing 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
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P333+313 IF skin irritation or a rash occurs: Get medical advice/attention
- P337+313 If eye irritation persists 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-Ethyl-2-phenylacetic Acid
- 2-Phenylbutanoic acid
- a-Ethylphenylacetic acid
- a-Phenylbutyrate
- alpha-Ethylphenylacetate
- alpha-Ethylphenylacetic acid
- alpha-Phenylbutyrate
- alpha-Phenylbutyric acid
- Benzeneacetic acid, alpha-ethyl-
- Butyric acid, 2-phenyl-
Frequently asked questions
What is 2-Phenylbutyric acid used for?
It is primarily used as an intermediate in the synthesis of pharmaceuticals and organic compounds, particularly as a building block for drugs such as the antitussive butamirate and the antiplatelet agent indobufen.
What is the chemical formula and molecular weight of 2-Phenylbutyric acid?
The formula is C10H12O2 and the molecular weight is 164.20 g/mol.
How should 2-Phenylbutyric acid be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available for 2-Phenylbutyric acid?
Available in technical grade; custom purity levels may be available upon request.
Can Molekula supply 2-Phenylbutyric 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-Phenylbutyric acid?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
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.