1,4-Hexadiene, mixture of cis and trans
1,4-Hexadiene (CAS 592-45-0) is a volatile, flammable organic compound with the linear formula CH3CH=CHCH2CH=CH2 and a molecular weight of 82.14 g/mol. This acyclic diene exists as a mixture of cis and trans isomers. It serves as a valuable building block in organic synthesis, particularly for the preparation of specific adducts in chemical research and development. Tech Serve Solutions supplies this chemical with a minimum assay of 99%.
- Synonyms
- 592-45-0CH3CH=CHCH2CH=CH2

Organic Synthesis Intermediate
1,4-Hexadiene functions as a versatile building block in organic chemistry. Its diene structure allows for participation in various cycloaddition and polymerization reactions.
Preparation of Adducts
Historically, 1,4-Hexadiene has been utilised in research for the synthesis of specific OH-adducts, contributing to studies in reaction mechanisms and product development.
Chemical Research and Development
As an organic building block, this compound is employed in R&D laboratories for exploring novel synthetic pathways and developing new chemical entities.
| Molecular weight | 82.14 |
|---|---|
| Linear formula | CH3CH=CHCH2CH=CH2 |
| Assay | 99% |
| Boiling point | 64-66 °C(lit.) |
| Density | 0.71 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.411(lit.) |
| Storage temperature | 2-8°C |
| Application | 1,4-Hexadiene was used to prepare OH-adducts1. |


Hazard statements
- H225Highly flammable liquid and vapour
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | -26 °C / -14.8 °F |
| Transport (UN / ADR) | UN 2458 3 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xi |
| Risk statements (R) | 11-36/37/38 |
| Safety statements (S) | 16-26-36/37/39 |
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 1,4-Hexadiene used for?
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1,4-Hexadiene is used as a building block in organic synthesis, notably for preparing OH-adducts and in general chemical research and development.
What are the CAS number and formula for 1,4-Hexadiene?
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The CAS number for 1,4-Hexadiene is 592-45-0, and its linear formula is CH3CH=CHCH2CH=CH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,4-Hexadiene with a minimum assay of 99%. This is typically considered a technical or research grade, and TSS does not represent it as USP, BP, or EP grade.
What are the main safety hazards associated with 1,4-Hexadiene?
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1,4-Hexadiene is highly flammable (H225) and can cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection, is essential for safe handling. It should be stored in a cool, well-ventilated area away from ignition sources.
How is 1,4-Hexadiene packed and shipped?
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1,4-Hexadiene is shipped as a hazardous material under UN 2458, Class 3, Packing Group II. Specific packaging adhering to international regulations for flammable liquids is used for export and domestic supply.
How can I request a quote or sample?
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To request a quote or sample of 1,4-Hexadiene, please contact our sales department through the website or by phone, providing your specific requirements and shipping details.
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