Methyl 2-methylbutyrate
Methyl 2-methylbutyrate (CAS: 868-57-5) is a chemical compound with the linear formula CH3CH2CH(CH3)COOCH3 and a molecular weight of 116.16 g/mol. This ester is recognised for its utility as a building block in organic synthesis. It finds application in various chemical processes, contributing to the creation of more complex molecules. Its properties make it a valuable reagent for research and development within the chemical and pharmaceutical industries.

Organic Synthesis
Serves as a versatile building block in organic chemistry for constructing more complex molecular structures. It is employed in reactions requiring ester functionalities or branched alkyl chains.
Chemical Reagent
Utilised as a reagent in laboratory settings for various chemical transformations and synthetic pathways. Its defined properties support predictable reaction outcomes.
Research and Development
Supports R&D initiatives in the chemical and pharmaceutical sectors, enabling the exploration of new compounds and synthetic methodologies.
| Molecular weight | 116.16 |
|---|---|
| Linear formula | CH3CH2CH(CH3)COOCH3 |
| Assay | 99% |
| Boiling point | 115 °C(lit.) |
| Density | 0.88 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.393(lit.) |

Hazard statements
- H226Flammable liquid and vapour
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 32 °C / 89.6 °F |
| Transport (UN / ADR) | UN 3272 3 / PGIII |
| Water hazard class (WGK, DE) | 2 |
| Risk statements (R) | 10 |
| Safety statements (S) | 7/9-16-29-33 |
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 Methyl 2-methylbutyrate used for?
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Methyl 2-methylbutyrate is primarily used as a building block in organic synthesis and as a chemical reagent in laboratory research and development.
What is the CAS number and formula for Methyl 2-methylbutyrate?
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The CAS number for Methyl 2-methylbutyrate is 868-57-5, and its linear formula is CH3CH2CH(CH3)COOCH3.
What grade and purity does Tech Serve Solutions supply for Methyl 2-methylbutyrate?
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Tech Serve Solutions supplies Methyl 2-methylbutyrate with an assay of 99%. We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should Methyl 2-methylbutyrate be handled safely?
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Methyl 2-methylbutyrate is a flammable liquid (H226) and should be handled with appropriate precautions. Use in a well-ventilated area, away from ignition sources. Recommended personal protective equipment includes eyeshields, gloves, and appropriate respiratory protection such as a multi-purpose combination respirator cartridge or an ABEK respirator filter.
Is Methyl 2-methylbutyrate a controlled substance?
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Based on the provided data, Methyl 2-methylbutyrate is not indicated as a controlled substance. It is classified under UN 3272 for transport.
How is Methyl 2-methylbutyrate packed and shipped?
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Methyl 2-methylbutyrate is packed and shipped in accordance with regulations, classified under UN 3272, Hazard Class 3, Packing Group III. Please contact us for specific export and shipping details.
How can I request a quote or sample for Methyl 2-methylbutyrate?
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To request a quote or sample for Methyl 2-methylbutyrate, please contact our sales team through the TSS website or by phone.
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