sec-Butyl ether
sec-Butyl ether (CAS: 6863-58-7), with the chemical formula CH3CH2CH(CH3)OCH(CH3)CH2CH3, is an organic compound belonging to the ether class. It has a molecular weight of 130.23 g/mol. This ether is often utilised as a building block in chemical synthesis and as a solvent in various organic reactions. Its properties make it a useful component in research and development settings for creating more complex molecular structures.
- IUPAC
- Di-sec-butyl ether

Solvent in Organic Synthesis
sec-Butyl ether can serve as a reaction medium for various organic transformations. Its solvent properties aid in dissolving reactants and facilitating chemical reactions in laboratory settings.
Chemical Synthesis Intermediate
As a building block, sec-Butyl ether is employed in the construction of more complex organic molecules. It is a valuable reagent in the synthesis of novel compounds within chemical research.
Research and Development
This compound is utilised in academic and industrial R&D for exploring new chemical pathways and developing new materials. Its specific structure offers unique reactivity for synthetic chemists.
| Molecular weight | 130.23 |
|---|---|
| Linear formula | CH3CH2CH(CH3)OCH(CH3)CH2CH3 |
| Assay | 96% |
| Boiling point | 121 °C(lit.) |
| Density | 0.759 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.394(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 | 25 °C / 77 °F |
| Transport (UN / ADR) | UN 1149 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Risk statements (R) | 10 |
| Safety statements (S) | 16 |
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 sec-Butyl ether used for?
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sec-Butyl ether is primarily used as a building block in chemical synthesis and as a solvent in organic reactions, particularly in research and development settings.
What is the CAS number and chemical formula for sec-Butyl ether?
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The CAS number for sec-Butyl ether is 6863-58-7, and its chemical formula is CH3CH2CH(CH3)OCH(CH3)CH2CH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies sec-Butyl ether with a minimum purity of 96%. We do not represent this product as USP, BP, or EP grade.
What are the safety considerations for handling sec-Butyl ether?
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sec-Butyl ether is a flammable liquid and vapour (H226), requiring handling with appropriate safety measures. Use in a well-ventilated area, away from ignition sources, and wear appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection if necessary.
How is sec-Butyl ether packed, shipped, and exported?
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sec-Butyl ether is packed and shipped in compliance with transportation regulations for flammable liquids. TSS exports globally to meet diverse customer needs.
How can I request a quote or sample for sec-Butyl ether?
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To request a quote or sample for sec-Butyl ether, please contact our sales department via the website or provide your details through the product inquiry form.
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