2-Methylbutyric acid
2-Methylbutyric acid (CAS: 116-53-0), with the formula C2H5CH(CH3)CO2H and a molecular weight of 102.13 g/mol, is a carboxylic acid. It serves as a valuable building block in organic synthesis, particularly in the creation of acylating agents. This compound is also naturally occurring, found in certain plant sources. Tech Serve Solutions offers 2-Methylbutyric acid with a high purity assay for various laboratory and industrial applications.

Synthesis of Acylating Agents
2-Methylbutyric acid is utilised in the preparation of 2-methylbutyric anhydride. This anhydride functions as an effective acylating agent in various organic chemical transformations.
Organic Building Block
As a short-chain carboxylic acid, it is a versatile component in organic synthesis, enabling the construction of more complex molecular structures for research and development.
Research and Development
This compound finds application in diverse research settings, including cell biology and nutrition research, where its unique chemical properties can be exploited.
| Molecular weight | 102.13 |
|---|---|
| Linear formula | C2H5CH(CH3)CO2H |
| Assay | 98% |
| Boiling point | 176-177 °C(lit.) |
| Density | 0.936 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.405(lit.) |
| Vapour pressure | 0.5 mmHg (20 °C) |
| Application | 2-Methylbutyric acid was used in the synthesis of 2-methylbutyric anhydride, an acylating agent1. |


Hazard statements
- H302Harmful if swallowed
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 74 °C / 165.2 °F |
| Transport (UN / ADR) | UN 3265 8 / PGIII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | C |
| Risk statements (R) | 21/22-34 |
| Safety statements (S) | 26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 2-Methylbutyric acid used for?
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2-Methylbutyric acid is primarily used as a building block in organic synthesis, notably for preparing acylating agents like 2-methylbutyric anhydride. It also finds use in research areas such as cell biology and nutrition research.
What are the CAS number and formula for 2-Methylbutyric acid?
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The CAS number for 2-Methylbutyric acid is 116-53-0, and its chemical formula is C2H5CH(CH3)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Methylbutyric acid with an assay of 98%. We do not specify USP, BP, or EP grades unless explicitly stated in the product documentation.
How should 2-Methylbutyric acid be handled safely?
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2-Methylbutyric acid is classified as corrosive and harmful if swallowed or in contact with skin. Handle with appropriate personal protective equipment, including gloves, goggles, and face shields. Ensure good ventilation and refer to the Safety Data Sheet for detailed handling procedures.
Is 2-Methylbutyric acid suitable for export?
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Yes, 2-Methylbutyric acid is available for export. We adhere to all necessary regulations for international shipment of chemicals.
How can I request a quote or sample for 2-Methylbutyric acid?
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To request a quote or sample, please contact our sales team through the website or by phone. Please reference the product name and CAS number (116-53-0).
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