2,3-Dimethylbutane
2,3-Dimethylbutane (CAS: 79-29-8) is a highly branched alkane with the molecular formula C6H14. It is a volatile, flammable liquid. This organic compound serves as a valuable building block in chemical synthesis and is utilised in research and industrial applications where a specific hydrocarbon structure is required. Its properties make it suitable for various organic chemistry processes.
- IUPAC
- Diisopropyl
- Synonyms
- (CH3)2CHCH(CH3)2Diisopropyl

Chemical Synthesis
2,3-Dimethylbutane functions as a precursor or reagent in the synthesis of more complex organic molecules. Its branched structure can be incorporated into target compounds, influencing their physical and chemical properties.
Organic Building Block
As an organic building block, it is employed in the construction of various chemical structures. Researchers and industrial chemists utilise it to introduce a specific six-carbon branched moiety into larger molecules.
Research and Development
It is used in laboratory settings for research purposes, including studies on hydrocarbon reactivity, combustion, and as a component in specialized solvent mixtures. Its defined structure aids in reproducible experimental outcomes.
| Molecular weight | 86.18 |
|---|---|
| Linear formula | (CH3)2CHCH(CH3)2 |
| Assay | ≥97.0% (GC) |
| Boiling point | 58 °C(lit.) |
| Density | 0.662 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.375(lit.)n20/D 1.375 |
| Vapour pressure | 7.41 psi (37.7 °C) |
| Melting point | −129 °C(lit.) |
| Vapour density | 3 (vs air) |
| Autoignition temp | 788 °F |


Hazard statements
- H225Highly flammable liquid and vapour
- H304May be fatal if swallowed and enters airways
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P301IF SWALLOWED
- P331Do NOT induce vomiting
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | -29 °C / -20.2 °F |
| Transport (UN / ADR) | UN 2457 3 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xn |
| Risk statements (R) | 11-65 |
| Safety statements (S) | 16-23-33-62 |
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 2,3-Dimethylbutane used for?
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2,3-Dimethylbutane is primarily used as a building block in chemical synthesis and in organic chemistry research. It is also applied in industrial processes requiring a specific branched hydrocarbon.
What is the CAS number and formula for 2,3-Dimethylbutane?
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The CAS number for 2,3-Dimethylbutane is 79-29-8, and its linear formula is (CH3)2CHCH(CH3)2. Its molecular weight is 86.18 g/mol.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,3-Dimethylbutane with a purity of ≥97.0% (GC). This product is not represented as USP, BP, or EP grade.
How should 2,3-Dimethylbutane be handled safely?
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2,3-Dimethylbutane is a highly flammable liquid and vapour (H225) and can be fatal if swallowed and enters airways (H304). Handle with extreme caution, keeping away from heat, sparks, and open flames. Use appropriate personal protective equipment, including eye protection and gloves, and ensure adequate ventilation. Refer to the Safety Data Sheet for comprehensive handling information.
How is 2,3-Dimethylbutane packed and exported?
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2,3-Dimethylbutane is packed in accordance with international shipping regulations for hazardous materials, specifically UN 2457, Class 3, Packing Group II. TSS expertly handles global export logistics.
How can I request a quote or sample for 2,3-Dimethylbutane?
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To request a quote or sample of 2,3-Dimethylbutane, please contact our sales department via the website or by phone, providing your specific requirements.
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