2-Methyl-1-nonene
2-Methyl-1-nonene (CAS: 2980-71-4) is a branched alkene with the molecular formula C10H20. Supplied with an assay of 97%, this organic compound serves as a valuable building block in chemical synthesis. It is primarily utilised in research to investigate reaction kinetics, specifically in studying the rate constants for gas-phase reactions involving radicals like NO(3) and O(3) through relative rate methods.

Chemical Synthesis
As an alkene, 2-Methyl-1-nonene can participate in various organic reactions, serving as a building block for more complex molecules. Its structure offers a site for addition reactions and polymerisation studies.
Reaction Kinetics Studies
This compound is employed in atmospheric chemistry research to determine rate constants for gas-phase reactions involving atmospheric radicals such as NO(3) and O(3), using established relative rate techniques.
Organic Building Block
2-Methyl-1-nonene is useful as a precursor in organic synthesis, enabling the construction of diverse carbon skeletons for further chemical transformations and research purposes.
| Molecular weight | 140.27 |
|---|---|
| Linear formula | CH3(CH2)5CH2C(CH3)=CH2 |
| Assay | 97% |
| Boiling point | 100 °C/68 mmHg(lit.) |
| Density | 0.745 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.424(lit.) |
| Storage temperature | 2-8°C |
| Application | 2-Methyl-1-nonene is used to study the rate constant for the gas-phase reaction of NO(3) radicals and O(3) using relative rate methods1. |


Hazard statements
- H226Flammable liquid and vapour
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- 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 | 46 °C / 114.8 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 10-41 |
| Safety statements (S) | 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 2-Methyl-1-nonene used for?
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2-Methyl-1-nonene is used in research to study the rate constants of gas-phase reactions involving NO(3) and O(3) radicals using relative rate methods. It also serves as an organic building block in chemical synthesis.
What are the CAS number and formula for 2-Methyl-1-nonene?
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The CAS number for 2-Methyl-1-nonene is 2980-71-4, and its linear formula is CH3(CH2)5CH2C(CH3)=CH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Methyl-1-nonene with an assay of 97%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.
How should 2-Methyl-1-nonene be handled safely?
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2-Methyl-1-nonene is a flammable liquid and vapour (H226) and can cause serious eye damage (H318). Handle with appropriate personal protective equipment, including eyeshields, face shields, gloves, and a suitable respirator. Store in a well-ventilated area away from ignition sources, ideally at 2-8°C.
How is 2-Methyl-1-nonene packed, shipped, and exported?
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2-Methyl-1-nonene is packed according to safety regulations for flammable liquids and is exported globally by Tech Serve Solutions, adhering to all international shipping standards for hazardous materials (UN 1993).
How can I request a sample or quote for 2-Methyl-1-nonene?
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To request a sample or quote for 2-Methyl-1-nonene, please contact our sales team via the website or your dedicated account manager.
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