1,4-Pentadiene
1,4-Pentadiene (CAS: 591-93-5) is a highly flammable acyclic alkene with a molecular weight of 68.12 g/mol. Supplied at 99% purity, this organic building block is characterised by its two double bonds, making it a versatile intermediate in organic synthesis. Its low boiling point and high vapour pressure necessitate careful handling and storage, typically under refrigeration. It serves as a valuable reagent in various chemical research and development applications.
- Synonyms
- CH2=CHCH2CH=CH
Organic Synthesis Intermediate
1,4-Pentadiene acts as a fundamental building block in the synthesis of more complex organic molecules. Its diene structure allows for participation in various addition and cyclization reactions, valuable in polymer chemistry and fine chemical production.
Research and Development
Utilised in laboratory settings for exploratory chemical research, this compound aids in the development of new synthetic methodologies and the investigation of reaction mechanisms involving conjugated and non-conjugated dienes.
Polymerisation Studies
The presence of two double bonds makes 1,4-Pentadiene a potential monomer or co-monomer in polymerisation studies, contributing to the development of novel polymeric materials with specific properties.
| Molecular weight | 68.12 |
|---|---|
| Linear formula | CH2=CHCH2CH=CH |
| Assay | 99% |
| Boiling point | 26 °C(lit.) |
| Density | 0.659 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.389(lit.) |
| Vapour pressure | 11.91 psi (20 °C) |
| Melting point | −148 °C(lit.) |
| Storage temperature | 2-8°C |
Hazard statements
- H224Extremely 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 | -20 °C / -4 °F |
| Transport (UN / ADR) | UN 3295A 3 / PGI |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F+,Xn |
| Risk statements (R) | 12-65 |
| Safety statements (S) | 16-23-62 |
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 1,4-Pentadiene used for?
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1,4-Pentadiene is primarily used as a building block in organic synthesis and in chemical research and development for exploring new synthetic pathways and polymerisation studies.
What are the CAS number and formula for 1,4-Pentadiene?
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The CAS number for 1,4-Pentadiene is 591-93-5, and its linear formula is CH2=CHCH2CH=CH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,4-Pentadiene with an assay of 99% purity. We do not represent this product as USP, BP, or EP grade.
How should 1,4-Pentadiene be handled and stored?
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1,4-Pentadiene is extremely flammable (H224) and may be fatal if swallowed and enters airways (H304). It requires storage at 2-8°C, away from ignition sources, and handling with appropriate personal protective equipment, including eyeshields and gloves.
Is 1,4-Pentadiene available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 1,4-Pentadiene.
How can I request a sample or quote for 1,4-Pentadiene?
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Please contact our sales team via the website or by phone to request a sample or obtain a quotation for 1,4-Pentadiene.
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