2,3-Dimethylheptane
2,3-Dimethylheptane (CAS: 3074-71-3) is an acyclic alkane with the molecular formula C9H20. This organic compound, weighing 128.26 g/mol, serves as a valuable building block in organic synthesis. Its properties make it suitable for general laboratory applications and as an intermediate in the preparation of more complex molecules within chemical research and development.
- Synonyms
- CH3(CH2)3CH(CH3)CH(CH3)22,3-Dimethylheptane

Organic Synthesis Intermediate
2,3-Dimethylheptane is utilized as a starting material or intermediate in the synthesis of various organic compounds. Its alkane structure provides a foundational carbon framework for further chemical modifications.
Chemical Research and Development
This compound finds application in R&D settings for exploring new synthetic pathways and developing novel chemical entities. Its availability as a research-grade chemical supports laboratory investigations.
Building Block in Chemistry
As an organic building block, 2,3-Dimethylheptane can be incorporated into larger molecular structures. It is a useful reagent for introducing a specific branched hydrocarbon chain in organic chemistry.
| Molecular weight | 128.26 |
|---|---|
| Linear formula | CH3(CH2)3CH(CH3)CH(CH3)2 |
| Assay | 98% |
| Boiling point | 140 °C(lit.) |
| Density | 0.726 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.409(lit.) |
| Flash point | 91 °C / 195.8 °F |
|---|---|
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
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-Dimethylheptane used for?
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2,3-Dimethylheptane is primarily used as an intermediate and building block in organic synthesis and chemical research and development.
What is the CAS number and formula for 2,3-Dimethylheptane?
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The CAS number for 2,3-Dimethylheptane is 3074-71-3, and its linear formula is CH3(CH2)3CH(CH3)CH(CH3)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,3-Dimethylheptane with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
How should 2,3-Dimethylheptane be handled safely?
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2,3-Dimethylheptane is a combustible liquid with a flash point of 91 °C (195.8 °F). Handle with appropriate precautions to avoid ignition sources and ensure adequate ventilation. Refer to the Safety Data Sheet for detailed handling information.
How is 2,3-Dimethylheptane packaged and shipped?
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2,3-Dimethylheptane is packaged according to industry standards for flammable liquids and exported globally by Tech Serve Solutions.
How can I request a quote or sample of 2,3-Dimethylheptane?
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To request a quote or sample, please contact our sales team through the website or by phone.
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