4,4-Dimethyl-1-pentene
4,4-Dimethyl-1-pentene (CAS: 762-62-9) is an acyclic alkene with the molecular formula C7H14 and a molecular weight of 98.19 g/mol. This flammable liquid serves as a valuable building block in organic synthesis and chemical research. Its specific structure makes it useful for introducing branched alkyl chains in various chemical transformations. Tech Serve Solutions supplies this compound with a high purity assay for demanding laboratory and industrial applications.
- Synonyms
- 4,4-Dimethyl-1-pentene1-Pentene, 4,4-dimethyl-

Organic Synthesis
Utilised as a reactive intermediate and building block in the synthesis of more complex organic molecules. Its alkene functionality allows for various addition and polymerisation reactions.
Chemical Research
Employed in academic and industrial research laboratories for investigating reaction mechanisms, developing new synthetic methodologies, and exploring novel compounds.
Polymer Chemistry
Can potentially be used as a monomer or co-monomer in the synthesis of specialised polymers, contributing unique structural properties to the final material.
| Molecular weight | 98.19 |
|---|---|
| Linear formula | CH2=CHCH2C(CH3)3 |
| Assay | 99% |
| Boiling point | 72 °C(lit.) |
| Density | 0.683 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.392(lit.) |
| Vapour pressure | 231 mmHg (37.7 °C) |


Hazard statements
- H225Highly 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), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | -12 °C / 10.4 °F |
| Transport (UN / ADR) | UN 3295BE 3 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xn |
| Risk statements (R) | 11-65 |
| Safety statements (S) | 16-62 |
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 4,4-Dimethyl-1-pentene used for?
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4,4-Dimethyl-1-pentene is primarily used as a building block in organic synthesis and for general chemical research purposes, including the development of new synthetic methodologies and the creation of novel compounds.
What is the CAS number and molecular formula for 4,4-Dimethyl-1-pentene?
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The CAS number for 4,4-Dimethyl-1-pentene is 762-62-9, and its molecular formula is CH2=CHCH2C(CH3)3, with a molecular weight of 98.19 g/mol.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4,4-Dimethyl-1-pentene with a minimum assay of 99%. This product is supplied for research and laboratory use. TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 4,4-Dimethyl-1-pentene be handled safely?
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4,4-Dimethyl-1-pentene is a highly flammable liquid and vapour (H225) and may be fatal if swallowed and enters airways (H304). Handle with appropriate personal protective equipment, including eyeshields, gloves, and ensure adequate ventilation. Store away from heat, sparks, and open flames. Consult the Safety Data Sheet for comprehensive handling information.
How is 4,4-Dimethyl-1-pentene packed, shipped, and exported?
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4,4-Dimethyl-1-pentene is packed and shipped according to relevant dangerous goods regulations (UN 3295). Tech Serve Solutions is experienced in exporting chemicals globally, ensuring compliance with all international shipping standards.
How can I request a sample or quote for 4,4-Dimethyl-1-pentene?
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To request a sample or a quote for 4,4-Dimethyl-1-pentene, please contact our sales team through the website or by calling our direct line. Specify the quantity and any specific delivery requirements.
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