2-Ethyl-1-butene
2-Ethyl-1-butene (CAS: 760-21-4), with the molecular formula C6H12, is a flammable liquid belonging to the alkene family. This acyclic organic compound is a valuable building block in chemical synthesis. Its primary applications lie in organic chemistry research and as an intermediate in the production of various specialty chemicals. Tech Serve Solutions provides this compound with a typical assay of 95%.

Organic Synthesis
2-Ethyl-1-butene serves as a reactive intermediate and building block in organic synthesis. Its alkene functionality allows for participation in various addition reactions, enabling the construction of more complex molecular structures.
Chemical Research
This compound is utilised in laboratory settings for research purposes, exploring reaction mechanisms and developing new synthetic methodologies. It is a useful reagent for academic and industrial research chemists.
Intermediate for Specialty Chemicals
It can be employed as a precursor in the synthesis of diverse specialty chemicals, contributing to the development of novel materials and compounds with specific properties.
| Molecular weight | 84.16 |
|---|---|
| Linear formula | CH3CH2C(C2H5)=CH2 |
| Assay | 95% |
| Boiling point | 64-65 °C(lit.) |
| Density | 0.689 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.396(lit.) |
| Autoignition temp | 599 °F |
| Melting point | −131.5-−131 °C(lit.) |
| Storage temperature | 2-8°C |


Hazard statements
- H225Highly flammable liquid and vapour
- H317May cause an allergic skin reaction
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | -10 °C / 14 °F |
| Transport (UN / ADR) | UN 3295BE 3 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xi,N |
| Risk statements (R) | 11-43-51/53 |
| Safety statements (S) | 36/37-61 |
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-Ethyl-1-butene used for?
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2-Ethyl-1-butene is used as a building block in organic synthesis and for chemical research purposes, serving as an intermediate in the production of specialty chemicals.
What are the CAS number and formula for 2-Ethyl-1-butene?
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The CAS number for 2-Ethyl-1-butene is 760-21-4, and its molecular formula is C6H12.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Ethyl-1-butene with a typical assay of 95%. We do not represent this product as USP, BP, EP, or any pharmacopoeia grade unless explicitly stated in the product specifications.
How should 2-Ethyl-1-butene be handled safely?
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2-Ethyl-1-butene is a highly flammable liquid and vapour (H225) and may cause an allergic skin reaction (H317). Handle with appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, in a well-ventilated area, keeping away from heat and ignition sources.
How is 2-Ethyl-1-butene packed and exported?
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2-Ethyl-1-butene is shipped under UN 3295, Packing Group II, conforming to stringent international export regulations. Specific packaging details are available upon request.
How can I request a sample or a quote for 2-Ethyl-1-butene?
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To request a sample or a quotation for 2-Ethyl-1-butene, please contact our sales department through the website or call our customer service line, providing your specific requirements.
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